The results have shown that the brown alundum coatings are high-class neutral refractory coatings and are used with success in iron and steel cast-ings.
试验结果表
,所研究的棕刚玉
是一种优质的中性抗粘
,适用于粘土、水玻璃及
脂自硬的铸型和型芯.
The results have shown that the brown alundum coatings are high-class neutral refractory coatings and are used with success in iron and steel cast-ings.
试验结果表,所研究的棕刚玉是一种优质的中性抗粘,适用于粘土、水玻璃及脂自硬的铸型和型芯.
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