longwall

基本解释

• adj.[矿]长壁开采法的

同根派生

英汉例句

• These seals are primarily used for Longwall Roof Supports.
  生产的密封主要用于长壁工作面液压支架上。
• The reasonable layout of tunnel below longwall face is described.
  论述了受采动影响的底板岩巷的合理布置问题。
• The new technique increases the efficiency of longwall panel mining.
  这种新技术提高了长壁盘区采矿的效率。
• With the support system, Cuijiazai Mine was successfully in a longwall coal mining.
  应用此方法,崔家寨煤矿成功实现了长壁连续开采。
• According to the conditions of seam No.5 in Shifengshan Coal Mine,longwall face roof coal drawing method is chosen.
  通过对峙峰山煤矿5号煤采煤方法的设计,提出了采用综采放顶煤法回采5号煤。