Coal mine rockbolt shoring current situation,necessity and significance having discussed rockbolt shoring parameter optimization design combining with leaping forward.

结合跃进煤矿锚杆支护现状,探讨了锚杆支护参数优化设计的必要性和重要性。

For maintenance convenience,many electric switches for mine are adopted pinboard construction in order to reduce effect of coal mine production.

为了维修方便,许多矿用电气开关采用插式结,少对煤矿生的影响。

Excavate coal is primary production link in coal mine production, therefor, Weaving excavate coal working face supersedure plan has instructional meaning.

采煤是煤矿生中的主要生环节,因而编制采煤工替计划对煤矿生具有指导性意义。

The shortwall ladder prop mining method namely strip extraction has been more extensively applied currently in small coal mine of Shaanxi province.

短壁刀柱采煤法即条带开采,目前在陕西省小煤矿开采中较广泛应用。

The problems existed in electric supply protection for coal mine are introduced,and the features and result of the computerisation reform plan are provided.

介绍了煤矿供电保护存在的问题,提出了微机化改造方案的特点、效果等。

Large scale planar geological mapping, profiling survey and microfabric analyses proved that lithophysa structure was developed in rhyolite in Yingcheng coal mine area, Jiutai City.

摘要通过大比例尺平地质续图、剖测量和显微组分析，九台营城煤矿区流纹岩中石泡造发育。

Coal mine rockbolt shoring current situation,necessity and significance having discussed rockbolt shoring parameter optimization design combining with leaping forward.

结合跃进煤矿锚杆支护现状,探讨了锚杆支护参数优化设计的必性和重性。

For maintenance convenience,many electric switches for mine are adopted pinboard construction in order to reduce effect of coal mine production.

为了维修方便,许多矿用电气开关采用插接式结构,以减少对煤矿生的影响。

Excavate coal is primary production link in coal mine production, therefor, Weaving excavate coal working face supersedure plan has instructional meaning.

采煤是煤矿生中的主生环节,因而编制采煤工作面接替计划对煤矿生具有指导性意义。

The shortwall ladder prop mining method namely strip extraction has been more extensively applied currently in small coal mine of Shaanxi province.

短壁刀柱采煤法即条带开采,目前在陕西省小煤矿开采中较广泛应用。

The problems existed in electric supply protection for coal mine are introduced,and the features and result of the computerisation reform plan are provided.

介绍了煤矿供电保护存在的问题,提出了微机化改造方案的特点、效果。

Large scale planar geological mapping, profiling survey and microfabric analyses proved that lithophysa structure was developed in rhyolite in Yingcheng coal mine area, Jiutai City.

通过大比例尺平面地质续图、剖面测量和显微组构分析，九台营城煤矿区流纹岩中石泡构造发育。

Coal mine rockbolt shoring current situation,necessity and significance having discussed rockbolt shoring parameter optimization design combining with leaping forward.

结合跃进煤矿锚杆支护现状,探讨了锚杆支护参数优化设计必要性和重要性。

For maintenance convenience,many electric switches for mine are adopted pinboard construction in order to reduce effect of coal mine production.

为了维修方便,许多矿用电气开关采用插接式结构,以减少对煤矿生影响。

Excavate coal is primary production link in coal mine production, therefor, Weaving excavate coal working face supersedure plan has instructional meaning.

采煤是煤矿生中主要生环节,因而编制采煤工作面接替计划对煤矿生具有指导性意义。

The shortwall ladder prop mining method namely strip extraction has been more extensively applied currently in small coal mine of Shaanxi province.

短壁刀柱采煤法即条带开采,目前陕西省小煤矿开采中较广泛应用。

The problems existed in electric supply protection for coal mine are introduced,and the features and result of the computerisation reform plan are provided.

介绍了煤矿供电保护问题,提出了微机化改造方案特点、效果等。

Large scale planar geological mapping, profiling survey and microfabric analyses proved that lithophysa structure was developed in rhyolite in Yingcheng coal mine area, Jiutai City.

摘要通过大比尺平面地质续图、剖面测量和显微组构分析，九台营城煤矿区流纹岩中石泡构造发育。

Coal mine rockbolt shoring current situation,necessity and significance having discussed rockbolt shoring parameter optimization design combining with leaping forward.

结合跃进煤矿锚杆支护现状,探讨了锚杆支护参数优的必要性和重要性。

For maintenance convenience,many electric switches for mine are adopted pinboard construction in order to reduce effect of coal mine production.

为了维修方便,许多矿用电气开关采用插接式结构,以减少对煤矿生的影响。

Excavate coal is primary production link in coal mine production, therefor, Weaving excavate coal working face supersedure plan has instructional meaning.

采煤是煤矿生中的主要生环节,因而编制采煤工作面接替划对煤矿生具有指导性意义。

The shortwall ladder prop mining method namely strip extraction has been more extensively applied currently in small coal mine of Shaanxi province.

短壁刀柱采煤法即条带开采,目西省小煤矿开采中较广泛应用。

The problems existed in electric supply protection for coal mine are introduced,and the features and result of the computerisation reform plan are provided.

介绍了煤矿供电保护存的问题,提出了微机改造方案的特点、效果等。

Large scale planar geological mapping, profiling survey and microfabric analyses proved that lithophysa structure was developed in rhyolite in Yingcheng coal mine area, Jiutai City.

摘要通过大比例尺平面地质续图、剖面测量和显微组构分析，九台营城煤矿区流纹岩中石泡构造发育。

Coal mine rockbolt shoring current situation,necessity and significance having discussed rockbolt shoring parameter optimization design combining with leaping forward.

合跃进煤矿锚杆支护现状,探讨了锚杆支护参数优化设的必要性和重要性。

For maintenance convenience,many electric switches for mine are adopted pinboard construction in order to reduce effect of coal mine production.

为了维修方便,许多矿用电气开关采用插构,以减少对煤矿生的影响。

Excavate coal is primary production link in coal mine production, therefor, Weaving excavate coal working face supersedure plan has instructional meaning.

采煤是煤矿生中的主要生环节,因而编制采煤工作面对煤矿生具有指导性意义。

The shortwall ladder prop mining method namely strip extraction has been more extensively applied currently in small coal mine of Shaanxi province.

短壁刀柱采煤法即条带开采,目前在陕西省小煤矿开采中较广泛应用。

The problems existed in electric supply protection for coal mine are introduced,and the features and result of the computerisation reform plan are provided.

介绍了煤矿供电保护存在的问题,提出了微机化改造方案的特点、效果等。

Large scale planar geological mapping, profiling survey and microfabric analyses proved that lithophysa structure was developed in rhyolite in Yingcheng coal mine area, Jiutai City.

摘要通过大比例尺平面地质续图、剖面测量和显微组构分析，九台营城煤矿区流纹岩中石泡构造发育。

Coal mine rockbolt shoring current situation,necessity and significance having discussed rockbolt shoring parameter optimization design combining with leaping forward.

结合跃进煤矿锚杆支护现状,探讨了锚杆支护参数优化设计必要性和重要性。

For maintenance convenience,many electric switches for mine are adopted pinboard construction in order to reduce effect of coal mine production.

为了维修方便,许多矿用电气开关采用插接式结构,以减少对煤矿生影响。

Excavate coal is primary production link in coal mine production, therefor, Weaving excavate coal working face supersedure plan has instructional meaning.

采煤是煤矿生中主要生环节,因而编制采煤工作面接替计划对煤矿生具有指导性意义。

The shortwall ladder prop mining method namely strip extraction has been more extensively applied currently in small coal mine of Shaanxi province.

短壁刀柱采煤法即条带开采,目前陕西省小煤矿开采中较广泛应用。

The problems existed in electric supply protection for coal mine are introduced,and the features and result of the computerisation reform plan are provided.

介绍了煤矿供电保护问题,提出了微机化改造方案特点、效果等。

Large scale planar geological mapping, profiling survey and microfabric analyses proved that lithophysa structure was developed in rhyolite in Yingcheng coal mine area, Jiutai City.

摘要通过大比尺平面地质续图、剖面测量和显微组构分析，九台营城煤矿区流纹岩中石泡构造发育。

Coal mine rockbolt shoring current situation,necessity and significance having discussed rockbolt shoring parameter optimization design combining with leaping forward.

结合跃进锚杆支护现状,探讨了锚杆支护参数优化设计的必要性和重要性。

For maintenance convenience,many electric switches for mine are adopted pinboard construction in order to reduce effect of coal mine production.

为了维修方便,许多电气开插接式结构,以减少对的影响。

Excavate coal is primary production link in coal mine production, therefor, Weaving excavate coal working face supersedure plan has instructional meaning.

是中的主要环节,因而编制工作面接替计划对具有指导性意义。

The shortwall ladder prop mining method namely strip extraction has been more extensively applied currently in small coal mine of Shaanxi province.

短壁刀柱法即条带开,目前在陕西省小开中较广泛应。

The problems existed in electric supply protection for coal mine are introduced,and the features and result of the computerisation reform plan are provided.

介绍了供电保护存在的问题,提出了微机化改造方案的特点、效果等。

Large scale planar geological mapping, profiling survey and microfabric analyses proved that lithophysa structure was developed in rhyolite in Yingcheng coal mine area, Jiutai City.

摘要通过大比例尺平面地质续图、剖面测量和显微组构分析，九台营城区流纹岩中石泡构造发育。

Coal mine rockbolt shoring current situation,necessity and significance having discussed rockbolt shoring parameter optimization design combining with leaping forward.

结合跃进煤矿锚杆支护现状,探讨了锚杆支护参数优化设计必要性和重要性。

For maintenance convenience,many electric switches for mine are adopted pinboard construction in order to reduce effect of coal mine production.

为了维修方便,许多矿用电气开关采用插接式结构,以减少对煤矿生响。

Excavate coal is primary production link in coal mine production, therefor, Weaving excavate coal working face supersedure plan has instructional meaning.

采煤是煤矿生中主要生环,编制采煤工作面接替计划对煤矿生具有指导性意义。

The shortwall ladder prop mining method namely strip extraction has been more extensively applied currently in small coal mine of Shaanxi province.

短壁刀柱采煤法即条带开采,目前在陕西省小煤矿开采中较广泛应用。

The problems existed in electric supply protection for coal mine are introduced,and the features and result of the computerisation reform plan are provided.

介绍了煤矿供电保护存在问题,提出了微机化改造方案特点、效果等。

Large scale planar geological mapping, profiling survey and microfabric analyses proved that lithophysa structure was developed in rhyolite in Yingcheng coal mine area, Jiutai City.

摘要通过大比例尺平面地质续图、剖面测量和显微组构分析，九台营城煤矿区流纹岩中石泡构造发育。

Coal mine rockbolt shoring current situation,necessity and significance having discussed rockbolt shoring parameter optimization design combining with leaping forward.

结合跃进煤矿锚杆支护现状,探讨了锚杆支护参数优化设计的必要性和重要性。

For maintenance convenience,many electric switches for mine are adopted pinboard construction in order to reduce effect of coal mine production.

为了维修便,许多矿用电气开关采用插接式结构,以减少对煤矿生的影响。

Excavate coal is primary production link in coal mine production, therefor, Weaving excavate coal working face supersedure plan has instructional meaning.

采煤是煤矿生中的主要生环节,因而编制采煤工作面接替计划对煤矿生具有指导性意。

The shortwall ladder prop mining method namely strip extraction has been more extensively applied currently in small coal mine of Shaanxi province.

短壁刀柱采煤法即条带开采,目前在陕西省小煤矿开采中较广泛应用。

The problems existed in electric supply protection for coal mine are introduced,and the features and result of the computerisation reform plan are provided.

介绍了煤矿供电保护存在的问题,提出了微机化改的特点、效果等。

Large scale planar geological mapping, profiling survey and microfabric analyses proved that lithophysa structure was developed in rhyolite in Yingcheng coal mine area, Jiutai City.

摘要通过大比例尺平面地质续图、剖面测量和显微组构分析，九台营城煤矿区流纹岩中石泡构发育。