mining shield 中文意思是什麼
mining shield
解釋
掘進護盾-
Analysis and prevention for accident of casualies used hydraulic powered shield supports mining face
掩護支架採煤法傷亡事故分析與防治 -
The mining way of false slope flexible shield support in couverted seam
倒轉煤層偽斜柔性掩護支架採煤法 -
Discussion on some technical issues relating to the shield mining method
掩護支架採煤法若干技術問題探討 -
Pillar mining of rock cross - cut with pseudo - sloping flexible shield
俯偽斜柔性掩護支架採煤工作面技術管理 -
Key coal mining technology of flexible shield support for steep thick coal seam
偽傾斜柔性掩護支架開採石門煤柱 -
Application of flexible shield support mining in the secondary inclined coal seam
掩護支架工作面安全高效開采技術 -
Application and development of coal mining with deep false flexible shield supports
俯偽斜柔性掩護支架採煤法的應用與發展 -
Application of false - inclined flexible shield mining system in guowa coal mine
使用偽俯斜四邊形柔性掩護支架採煤的幾點體會 -
Coal mining method in the deeply inclined coal seams with hydraulic powered shield supports on single leg sustai
大傾角煤層單腿支撐式柔性掩護支架採煤法 -
Analysis on rationality of light weight hydraulic powered shield support for fully mechanized caving mining in
煤層綜采放頂煤輕型支架合理性分析 -
Application of false - inclined flexible shield mining system in coal face with seam pitch less than rest angle of waste
偽斜柔性掩護支架採煤法在煤層傾角小於矸石安息角工作面的應用 -
Underground lighting in hardcoal mining - lighting - technological planning bases - part 2 : coalfaces with shield support
無煙煤地下開采照明.照明.技術規劃基礎.第2部分:帶防 -
Safety and high efficient coal mining technology for coal mining face with shield supports
大傾角厚煤層柔掩支架採煤關鍵技術
分享友人