coal seam mining

  • 煤层开采

coal seam mining的用法和样例:

例句

  1. The influence factor of spontaneous ignition on coal seam mining and protective measures in Yangquan mine No.3 shaft are approached.
    分析了阳泉矿区三矿井田煤层开采对自燃着火的影响因素,探讨了预防煤层的自燃着火的开采技术措施。

coal seam mining的相关资料:

临近单词

目录 查词历史