run-of-mine coal
常见例句
- Xiyu coal mine located on the un principal run-off zone of Jinci Karst water subsystem of Xishan Karst water system in Taiyuan region.
西峪煤矿位于太原西山岩溶水系统的晋祠岩溶水亚系统内的非主径流带上。 - This text explains to Xutuan coal mine west breeze well and main well a method, error margin for of run-through measuring analysis with anticipate.
介绍了许疃煤矿西风井与主井之间的贯通测量的方法、误差分析和预计。 返回 run-of-mine coal