hydraulic coal mining

常见例句

This paper deals with an analysis of parameters in regard to rational extent of working area for underground hydraulic coal mining.
本文是分析地下水采方法的经济合理采垛参数。
This paper introduces an experiment of making industrial briquette with taking HFX-1 compound binder and hydraulic mining coal slurry.
本文以水采煤泥为主要原料，采用HFX— 1型复合黏结剂制取工业型煤。
Hydraulic coal mining offers the merits of being simple in process, high in adaptability, less in labor intensity and easy in management.
水力采煤具有工序简单、适应性强、劳动强度小、便于管理等优点。