They've got a battery of stainless cooking utensils in their kitchen.

他们在厨房里配备了一套不钢厨房用具。

Roughing and semifinishing of refractory steel ,manganese steel,stainless steel ,etc.

适合于耐热钢、高锰钢、不钢等材料半精加工和浅粗加工。

The method for the determination of nickel in stainless steel by rapid spectrophotometric with diacetyldioxime is set up.

建立测定不钢中镍丁二酮肟快速光度法。

The imitated stainless steel decorative listel is made of foamed PVC , and hot pressed filmed surface.

●仿不钢装饰腰线基材是由PVC发泡而成，表面采用热烫膜。

Hydrogen embrittlement of 2205 duplex stainless steel has been evaluated using electrochemical permeation measurement, hydrogen microprint technique and slow strain rate tensile test in this study.

摘要本实验主要利用电化学氢渗透量测、氢原子微及慢速率拉伸试验，针对2205双相不钢氢脆性与氢原子扩散方式进行探讨。

It holds that main causes promoting crack on martensite stainless steel are gross martensite and crystal boundary carburet and secondary phase distributed along crystal boundary.

文章认为，粗大马氏体组织、晶界碳化物以及沿晶界分布“第二相”组织是促使马氏体不钢产生裂纹主要原因。

An investigation was made on the effect of rewelding on anti-corrosion properties of ultra-low carbon austenitic stainless steel based on intergranular corrosion test and stress corrosion test.

通过对反复焊接1~5次超低碳奥氏体不钢晶间腐蚀试验及应力腐蚀试验,研究了反复焊接对超低碳奥氏体不钢耐腐蚀性能影响。

An investigation was made on the effect of rewelding on mechanical properties of Ultra-low carbon austenitic stainless steel based on mechanical properties test and microstructure examination.

通过对反复焊接1～5次超低碳奥氏体不钢力学性能试验及金相组织分析,研究了反复焊接对超低碳奥氏体不钢力学性能影响。

The consummate and facile lines,the succinct designs,the high-quality glazed material,which can keep velvet and bright for a long fem,make the fussy work of balneary cleaning easily.

完美流畅线条；简洁设计，优质不钢材质，长久保持光滑与亮泽，使繁琐卫生间变得清洁，便利轻松。

The paper introduces single "U" groove welding procedure for stainless steel inner cylinder of multilayer high pressure vessel,opening up a new method for welding clading stainless steel vessel.

要详细介绍了内商为不钢多层高压容器外U形坡口单面焊接工艺，从而为不钢复合容器焊接开辟了一条新途径。

The effects of double coating on the pores of lime titania type stainless steel electrode are studied with high speed cinecamera, oscillograph, optical microscope, SEM with EDS, etc.

采用平板堆焊、高速摄影、波形分析、光学金相、扫描电镜能谱分析等测试方法，研究了双层药皮对钛钙型不钢焊条气孔影响。

They've got a battery of stainless cooking utensils in their kitchen.

他们在厨房里配备了一套不钢厨房用具。

Roughing and semifinishing of refractory steel ,manganese steel,stainless steel ,etc.

适合于耐热钢、高锰钢、不钢等材料半精加工和浅粗加工。

The method for the determination of nickel in stainless steel by rapid spectrophotometric with diacetyldioxime is set up.

建立测定不钢中镍丁二酮肟快速光度法。

The imitated stainless steel decorative listel is made of foamed PVC , and hot pressed filmed surface.

●仿不钢装饰腰线基材是由PVC发泡而成，表面采用热烫印膜。

Hydrogen embrittlement of 2205 duplex stainless steel has been evaluated using electrochemical permeation measurement, hydrogen microprint technique and slow strain rate tensile test in this study.

摘要本实验主要利用电化学氢渗透量测、氢原子微印慢速率拉伸试验，针对2205双相不钢氢脆性与氢原子扩散方系进行探讨。

It holds that main causes promoting crack on martensite stainless steel are gross martensite and crystal boundary carburet and secondary phase distributed along crystal boundary.

文章认为，粗大马氏体组织、晶界碳化物以沿晶界分布“第二相”组织是促使马氏体不钢产生裂纹主要原因。

An investigation was made on the effect of rewelding on anti-corrosion properties of ultra-low carbon austenitic stainless steel based on intergranular corrosion test and stress corrosion test.

通过对反复焊接1~5次超低碳奥氏体不钢晶间腐蚀试验应力腐蚀试验,研究了反复焊接对超低碳奥氏体不钢耐腐蚀性能影响。

An investigation was made on the effect of rewelding on mechanical properties of Ultra-low carbon austenitic stainless steel based on mechanical properties test and microstructure examination.

通过对反复焊接1～5次超低碳奥氏体不钢力学性能试验金相组织分析,研究了反复焊接对超低碳奥氏体不钢力学性能影响。

The consummate and facile lines,the succinct designs,the high-quality glazed material,which can keep velvet and bright for a long fem,make the fussy work of balneary cleaning easily.

完美流畅线条；简洁设计，优质不钢材质，长久保持光滑与亮泽，使繁琐卫生间变得清洁，便利轻松。

The paper introduces single "U" groove welding procedure for stainless steel inner cylinder of multilayer high pressure vessel,opening up a new method for welding clading stainless steel vessel.

要详细介绍了内商为不钢多层高压容器外U形坡口单面焊接工艺，从而为不钢复合容器焊接开辟了一条新途径。

The effects of double coating on the pores of lime titania type stainless steel electrode are studied with high speed cinecamera, oscillograph, optical microscope, SEM with EDS, etc.

采用平板堆焊、高速摄影、波形分析、光学金相、扫描电镜能谱分析等测试方法，研究了双层药皮对钛钙型不钢焊条气孔影响。

They've got a battery of stainless cooking utensils in their kitchen.

他们在厨房里配备了一套不钢的厨房用具。

Roughing and semifinishing of refractory steel ,manganese steel,stainless steel ,etc.

适合于耐热钢、高锰钢、不钢等材料的半精加工和浅粗加工。

The method for the determination of nickel in stainless steel by rapid spectrophotometric with diacetyldioxime is set up.

建立测定不钢中镍的丁二酮肟快速光度法。

The imitated stainless steel decorative listel is made of foamed PVC , and hot pressed filmed surface.

●仿不钢装饰腰线的基材是由PVC发泡而成，表面采用热烫印膜。

Hydrogen embrittlement of 2205 duplex stainless steel has been evaluated using electrochemical permeation measurement, hydrogen microprint technique and slow strain rate tensile test in this study.

摘要本实验主要利用电化学氢渗透量测、氢原子微印技术及慢速率拉伸试验，针对2205双相不钢的氢脆性与氢原子扩散方式的关系进行探讨。

It holds that main causes promoting crack on martensite stainless steel are gross martensite and crystal boundary carburet and secondary phase distributed along crystal boundary.

文章认为，粗大的马氏体组织、晶界碳化物以及沿晶界分布的“第二相”组织是促使马氏体不钢产生裂纹的主要原因。

An investigation was made on the effect of rewelding on anti-corrosion properties of ultra-low carbon austenitic stainless steel based on intergranular corrosion test and stress corrosion test.

对反复焊接1~5次的超低碳奥氏体不钢的晶间腐蚀试验及应力腐蚀试验,研究了反复焊接对超低碳奥氏体不钢的耐腐蚀性能的影。

An investigation was made on the effect of rewelding on mechanical properties of Ultra-low carbon austenitic stainless steel based on mechanical properties test and microstructure examination.

对反复焊接1～5次的超低碳奥氏体不钢力学性能的试验及金相组织的分析,研究了反复焊接对超低碳奥氏体不钢力学性能的影。

The consummate and facile lines,the succinct designs,the high-quality glazed material,which can keep velvet and bright for a long fem,make the fussy work of balneary cleaning easily.

完美流畅的线条；简洁的设计，优质的不钢材质，长久保持光滑与亮泽，使繁琐的卫生间变得清洁，便利轻松。

The paper introduces single "U" groove welding procedure for stainless steel inner cylinder of multilayer high pressure vessel,opening up a new method for welding clading stainless steel vessel.

要详细介绍了内商为不钢的多层高压容器外U形坡口的单面焊接工艺，从而为不钢复合容器的焊接开辟了一条新途径。

The effects of double coating on the pores of lime titania type stainless steel electrode are studied with high speed cinecamera, oscillograph, optical microscope, SEM with EDS, etc.

采用平板堆焊、高速摄影、波形分析、光学金相、扫描电镜能谱分析等测试方法，研究了双层药皮对钛钙型不钢焊条气孔的影。

They've got a battery of stainless cooking utensils in their kitchen.

他们在厨房里配备一套不的厨房用具。

Roughing and semifinishing of refractory steel ,manganese steel,stainless steel ,etc.

适合于、高锰、不等材料的半精加工和浅粗加工。

The method for the determination of nickel in stainless steel by rapid spectrophotometric with diacetyldioxime is set up.

建立测定不中镍的丁二酮肟快速光度法。

The imitated stainless steel decorative listel is made of foamed PVC , and hot pressed filmed surface.

●仿不装饰腰线的基材是由PVC发泡而成，表面采用烫印膜。

Hydrogen embrittlement of 2205 duplex stainless steel has been evaluated using electrochemical permeation measurement, hydrogen microprint technique and slow strain rate tensile test in this study.

摘要本实验主要利用电化学氢渗透量测、氢原子微印技术及慢速率拉伸试验，针对2205双相不的氢脆性与氢原子扩散方式的关系进行探讨。

It holds that main causes promoting crack on martensite stainless steel are gross martensite and crystal boundary carburet and secondary phase distributed along crystal boundary.

文章认为，粗大的马氏体组织、晶界碳化物以及沿晶界分布的“第二相”组织是促使马氏体不产生裂纹的主要原因。

An investigation was made on the effect of rewelding on anti-corrosion properties of ultra-low carbon austenitic stainless steel based on intergranular corrosion test and stress corrosion test.

通过对反复焊接1~5次的超低碳奥氏体不的晶间腐蚀试验及应力腐蚀试验,反复焊接对超低碳奥氏体不的腐蚀性能的影响。

An investigation was made on the effect of rewelding on mechanical properties of Ultra-low carbon austenitic stainless steel based on mechanical properties test and microstructure examination.

通过对反复焊接1～5次的超低碳奥氏体不力学性能的试验及金相组织的分析,反复焊接对超低碳奥氏体不力学性能的影响。

The consummate and facile lines,the succinct designs,the high-quality glazed material,which can keep velvet and bright for a long fem,make the fussy work of balneary cleaning easily.

完美流畅的线条；简洁的设计，优质的不材质，长久保持光滑与亮泽，使繁琐的卫生间变得清洁，便利轻松。

The paper introduces single "U" groove welding procedure for stainless steel inner cylinder of multilayer high pressure vessel,opening up a new method for welding clading stainless steel vessel.

要详细介绍内商为不的多层高压容器外U形坡口的单面焊接工艺，从而为不复合容器的焊接开辟一条新途径。

The effects of double coating on the pores of lime titania type stainless steel electrode are studied with high speed cinecamera, oscillograph, optical microscope, SEM with EDS, etc.

采用平板堆焊、高速摄影、波形分析、光学金相、扫描电镜能谱分析等测试方法，双层药皮对钛钙型不焊条气孔的影响。

They've got a battery of stainless cooking utensils in their kitchen.

他们在厨房里配备了一套不钢的厨房用具。

Roughing and semifinishing of refractory steel ,manganese steel,stainless steel ,etc.

适合于耐热钢、高锰钢、不钢等材料的半精加工和浅粗加工。

The method for the determination of nickel in stainless steel by rapid spectrophotometric with diacetyldioxime is set up.

建立测定不钢中镍的丁二酮肟快速光度法。

The imitated stainless steel decorative listel is made of foamed PVC , and hot pressed filmed surface.

●仿不钢装饰腰线的基材是由PVC发泡而成，表面采用热烫印膜。

Hydrogen embrittlement of 2205 duplex stainless steel has been evaluated using electrochemical permeation measurement, hydrogen microprint technique and slow strain rate tensile test in this study.

摘要本实验主要利用电化学氢渗透量测、氢印技术及慢速率拉伸试验，针对2205双相不钢的氢脆性与氢扩散方式的关系讨。

It holds that main causes promoting crack on martensite stainless steel are gross martensite and crystal boundary carburet and secondary phase distributed along crystal boundary.

文章认为，粗大的马氏体组织、晶界碳化物以及沿晶界分布的“第二相”组织是促使马氏体不钢产生裂纹的主要因。

An investigation was made on the effect of rewelding on anti-corrosion properties of ultra-low carbon austenitic stainless steel based on intergranular corrosion test and stress corrosion test.

通过对反复焊接1~5次的超低碳奥氏体不钢的晶间腐蚀试验及应力腐蚀试验,研究了反复焊接对超低碳奥氏体不钢的耐腐蚀性能的影响。

An investigation was made on the effect of rewelding on mechanical properties of Ultra-low carbon austenitic stainless steel based on mechanical properties test and microstructure examination.

通过对反复焊接1～5次的超低碳奥氏体不钢力学性能的试验及金相组织的分析,研究了反复焊接对超低碳奥氏体不钢力学性能的影响。

The consummate and facile lines,the succinct designs,the high-quality glazed material,which can keep velvet and bright for a long fem,make the fussy work of balneary cleaning easily.

完美流畅的线条；简洁的设计，优质的不钢材质，长久保持光滑与亮泽，使繁琐的卫生间变得清洁，便利轻松。

The paper introduces single "U" groove welding procedure for stainless steel inner cylinder of multilayer high pressure vessel,opening up a new method for welding clading stainless steel vessel.

要详细介绍了内商为不钢的多层高压容器外U形坡口的单面焊接工艺，从而为不钢复合容器的焊接开辟了一条新途径。

The effects of double coating on the pores of lime titania type stainless steel electrode are studied with high speed cinecamera, oscillograph, optical microscope, SEM with EDS, etc.

采用平板堆焊、高速摄影、波形分析、光学金相、扫描电镜能谱分析等测试方法，研究了双层药皮对钛钙型不钢焊条气孔的影响。

They've got a battery of stainless cooking utensils in their kitchen.

他们在厨房里配备了一套不钢厨房用具。

Roughing and semifinishing of refractory steel ,manganese steel,stainless steel ,etc.

适合于耐热钢、高锰钢、不钢等材精加工和浅粗加工。

The method for the determination of nickel in stainless steel by rapid spectrophotometric with diacetyldioxime is set up.

建立测定不钢中镍丁二酮肟快速光度法。

The imitated stainless steel decorative listel is made of foamed PVC , and hot pressed filmed surface.

●仿不钢装饰腰线基材是由PVC发泡而成，表面采用热烫印膜。

Hydrogen embrittlement of 2205 duplex stainless steel has been evaluated using electrochemical permeation measurement, hydrogen microprint technique and slow strain rate tensile test in this study.

摘要本实验主要利用电化学氢渗透量测、氢原子微印技术及慢速率拉伸验，针对2205双相不钢氢脆性与氢原子扩散方式关系进行探讨。

It holds that main causes promoting crack on martensite stainless steel are gross martensite and crystal boundary carburet and secondary phase distributed along crystal boundary.

文章认为，粗大马氏体组织、晶界碳化物以及沿晶界分布“第二相”组织是促使马氏体不钢产生裂纹主要原因。

An investigation was made on the effect of rewelding on anti-corrosion properties of ultra-low carbon austenitic stainless steel based on intergranular corrosion test and stress corrosion test.

通过对反复焊接1~5次超低碳奥氏体不钢晶间验及应力验,研究了反复焊接对超低碳奥氏体不钢耐性能影响。

An investigation was made on the effect of rewelding on mechanical properties of Ultra-low carbon austenitic stainless steel based on mechanical properties test and microstructure examination.

通过对反复焊接1～5次超低碳奥氏体不钢力学性能验及金相组织分析,研究了反复焊接对超低碳奥氏体不钢力学性能影响。

The consummate and facile lines,the succinct designs,the high-quality glazed material,which can keep velvet and bright for a long fem,make the fussy work of balneary cleaning easily.

完美流畅线条；简洁设计，优质不钢材质，长久保持光滑与亮泽，使繁琐卫生间变得清洁，便利轻松。

The paper introduces single "U" groove welding procedure for stainless steel inner cylinder of multilayer high pressure vessel,opening up a new method for welding clading stainless steel vessel.

要详细介绍了内商为不钢多层高压容器外U形坡口单面焊接工艺，从而为不钢复合容器焊接开辟了一条新途径。

The effects of double coating on the pores of lime titania type stainless steel electrode are studied with high speed cinecamera, oscillograph, optical microscope, SEM with EDS, etc.

采用平板堆焊、高速摄影、波形分析、光学金相、扫描电镜能谱分析等测方法，研究了双层药皮对钛钙型不钢焊条气孔影响。

They've got a battery of stainless cooking utensils in their kitchen.

他们在厨房里配备了一套不钢的厨房用具。

Roughing and semifinishing of refractory steel ,manganese steel,stainless steel ,etc.

适合于耐热钢、高锰钢、不钢等料的半精加工和浅粗加工。

The method for the determination of nickel in stainless steel by rapid spectrophotometric with diacetyldioxime is set up.

建立测定不钢中镍的丁二酮肟快速光度法。

The imitated stainless steel decorative listel is made of foamed PVC , and hot pressed filmed surface.

●仿不钢装饰腰线的由PVC发泡而成，表面采用热烫印膜。

Hydrogen embrittlement of 2205 duplex stainless steel has been evaluated using electrochemical permeation measurement, hydrogen microprint technique and slow strain rate tensile test in this study.

摘要本实验主要利用电化学氢渗透量测、氢原子微印技术及慢速率拉伸试验，针对2205双相不钢的氢脆性与氢原子扩散方式的关系进行探讨。

It holds that main causes promoting crack on martensite stainless steel are gross martensite and crystal boundary carburet and secondary phase distributed along crystal boundary.

文章认为，粗大的马氏体组织、晶界碳化物以及沿晶界分布的“第二相”组织马氏体不钢产生裂纹的主要原因。

An investigation was made on the effect of rewelding on anti-corrosion properties of ultra-low carbon austenitic stainless steel based on intergranular corrosion test and stress corrosion test.

通过对反复焊接1~5次的超低碳奥氏体不钢的晶间腐蚀试验及应力腐蚀试验,研究了反复焊接对超低碳奥氏体不钢的耐腐蚀性能的影响。

An investigation was made on the effect of rewelding on mechanical properties of Ultra-low carbon austenitic stainless steel based on mechanical properties test and microstructure examination.

通过对反复焊接1～5次的超低碳奥氏体不钢力学性能的试验及金相组织的分析,研究了反复焊接对超低碳奥氏体不钢力学性能的影响。

The consummate and facile lines,the succinct designs,the high-quality glazed material,which can keep velvet and bright for a long fem,make the fussy work of balneary cleaning easily.

完美流畅的线条；简洁的设计，优质的不钢质，长久保持光滑与亮泽，繁琐的卫生间变得清洁，便利轻松。

The paper introduces single "U" groove welding procedure for stainless steel inner cylinder of multilayer high pressure vessel,opening up a new method for welding clading stainless steel vessel.

要详细介绍了内商为不钢的多层高压容器外U形坡口的单面焊接工艺，从而为不钢复合容器的焊接开辟了一条新途径。

The effects of double coating on the pores of lime titania type stainless steel electrode are studied with high speed cinecamera, oscillograph, optical microscope, SEM with EDS, etc.

采用平板堆焊、高速摄影、波形分析、光学金相、扫描电镜能谱分析等测试方法，研究了双层药皮对钛钙型不钢焊条气孔的影响。

They've got a battery of stainless cooking utensils in their kitchen.

他们在厨房里配备了一套不钢的厨房具。

Roughing and semifinishing of refractory steel ,manganese steel,stainless steel ,etc.

适合于耐热钢、高锰钢、不钢等材料的半精加工和浅粗加工。

The method for the determination of nickel in stainless steel by rapid spectrophotometric with diacetyldioxime is set up.

建立测定不钢中镍的丁二酮肟快速光度法。

The imitated stainless steel decorative listel is made of foamed PVC , and hot pressed filmed surface.

●仿不钢装饰腰线的基材是由PVC发泡而成，表面采热烫印膜。

Hydrogen embrittlement of 2205 duplex stainless steel has been evaluated using electrochemical permeation measurement, hydrogen microprint technique and slow strain rate tensile test in this study.

摘本实验主电化学氢渗透量测、氢原子微印技术及慢速率拉伸试验，针对2205双相不钢的氢脆性与氢原子扩散方式的关系进行探讨。

It holds that main causes promoting crack on martensite stainless steel are gross martensite and crystal boundary carburet and secondary phase distributed along crystal boundary.

文章认为，粗大的马织、晶界碳化物以及沿晶界分布的“第二相”织是促使马不钢产生裂纹的主原因。

An investigation was made on the effect of rewelding on anti-corrosion properties of ultra-low carbon austenitic stainless steel based on intergranular corrosion test and stress corrosion test.

通过对反复焊接1~5次的超低碳奥不钢的晶间腐蚀试验及应力腐蚀试验,研究了反复焊接对超低碳奥不钢的耐腐蚀性能的影响。

An investigation was made on the effect of rewelding on mechanical properties of Ultra-low carbon austenitic stainless steel based on mechanical properties test and microstructure examination.

通过对反复焊接1～5次的超低碳奥不钢力学性能的试验及金相织的分析,研究了反复焊接对超低碳奥不钢力学性能的影响。

The consummate and facile lines,the succinct designs,the high-quality glazed material,which can keep velvet and bright for a long fem,make the fussy work of balneary cleaning easily.

完美流畅的线条；简洁的设计，优质的不钢材质，长久保持光滑与亮泽，使繁琐的卫生间变得清洁，便轻松。

The paper introduces single "U" groove welding procedure for stainless steel inner cylinder of multilayer high pressure vessel,opening up a new method for welding clading stainless steel vessel.

详细介绍了内商为不钢的多层高压容器外U形坡口的单面焊接工艺，从而为不钢复合容器的焊接开辟了一条新途径。

The effects of double coating on the pores of lime titania type stainless steel electrode are studied with high speed cinecamera, oscillograph, optical microscope, SEM with EDS, etc.

采平板堆焊、高速摄影、波形分析、光学金相、扫描电镜能谱分析等测试方法，研究了双层药皮对钛钙型不钢焊条气孔的影响。

They've got a battery of stainless cooking utensils in their kitchen.

他们在厨房里配备了一套钢厨房用具。

Roughing and semifinishing of refractory steel ,manganese steel,stainless steel ,etc.

适合于耐热钢、高锰钢、钢等材料半精加工和浅粗加工。

The method for the determination of nickel in stainless steel by rapid spectrophotometric with diacetyldioxime is set up.

建立钢中镍丁二酮肟快速光度法。

The imitated stainless steel decorative listel is made of foamed PVC , and hot pressed filmed surface.

●仿钢装饰腰线基材是由PVC发泡而成，表面采用热烫印膜。

Hydrogen embrittlement of 2205 duplex stainless steel has been evaluated using electrochemical permeation measurement, hydrogen microprint technique and slow strain rate tensile test in this study.

摘要本实验主要利用电化学氢渗透量、氢原子微印技术及慢速率拉伸试验，针对2205双相钢氢脆性与氢原子扩散方式关系进行探讨。

It holds that main causes promoting crack on martensite stainless steel are gross martensite and crystal boundary carburet and secondary phase distributed along crystal boundary.

文章认为，粗大马氏体组织、晶界碳化物以及沿晶界分布“第二相”组织是促使马氏体钢产生裂纹主要原因。

An investigation was made on the effect of rewelding on anti-corrosion properties of ultra-low carbon austenitic stainless steel based on intergranular corrosion test and stress corrosion test.

通过对反复焊接1~5次碳奥氏体钢晶间腐蚀试验及应力腐蚀试验,研究了反复焊接对碳奥氏体钢耐腐蚀性能影响。

An investigation was made on the effect of rewelding on mechanical properties of Ultra-low carbon austenitic stainless steel based on mechanical properties test and microstructure examination.

通过对反复焊接1～5次碳奥氏体钢力学性能试验及金相组织分析,研究了反复焊接对碳奥氏体钢力学性能影响。

The consummate and facile lines,the succinct designs,the high-quality glazed material,which can keep velvet and bright for a long fem,make the fussy work of balneary cleaning easily.

完美流畅线条；简洁设计，优质钢材质，长久保持光滑与亮泽，使繁琐卫生间变得清洁，便利轻松。

The paper introduces single "U" groove welding procedure for stainless steel inner cylinder of multilayer high pressure vessel,opening up a new method for welding clading stainless steel vessel.

要详细介绍了内商为钢多层高压容器外U形坡口单面焊接工艺，从而为钢复合容器焊接开辟了一条新途径。

The effects of double coating on the pores of lime titania type stainless steel electrode are studied with high speed cinecamera, oscillograph, optical microscope, SEM with EDS, etc.

采用平板堆焊、高速摄影、波形分析、光学金相、扫描电镜能谱分析等试方法，研究了双层药皮对钛钙型钢焊条气孔影响。