coal-rock mass

 
  • 煤岩体

Coal-rock mass的用法和样例:

例句

  1. Coal rock is the muti-crevasse rock mass and its destruction forms are related with many factors.
    煤岩是多裂隙岩体,在荷载作用下的破坏形式多种多样,而且煤岩的破坏与很多因素有关。
  2. Unloading rock mass mechanics II.
    卸荷岩体力学2。
  3. The rock mass produced by an intrusive process.
    侵入岩浆岩浆侵入过程中生成的岩块
  4. Coal rock can be classified as humic and sapropelic coal.
    在煤岩的分类中,有腐殖煤和腐泥煤之分。
  5. The mining subsidence mechanism of metal mine with fractured blocky rock mass is different from that of coal mine with layered rock mass.
    摘要金属矿山多为裂隙发育的块状岩体,因而开采引起的地表沉陷机制不同于层状地层的煤矿。
  6. The rock mass of syenite porphyry in the north part of Babaoshan coal mine was demonstrated on its lithologic characters,geologic age and occurence.
    从岩体的岩性、时代、产状等方面,论证了八宝山煤矿北部的正长斑岩体为一岩盖,下部找煤前景可观,可在井下实施巷探和定向钻探找煤,以延长矿井寿

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