English translation for "后退式回采矿柱"

drawing back of pillars
drawing-back of pillars

Related Translations:

隔离矿柱:  barrier pillar

后退式回采:  back comingbring backretreating working

后退速度:  astern speed

后退焊:  back hand weldingback ward weldingbackward welding

侵蚀后退:  erosional retreat

衰退后退:  recession

后退阶段:  recessional stage

后退侵蚀:  backsward erosion

后退旋转:  retrograde rotation

开始后退:  fetch sternway

Example Sentences:

1.

Drawing back of pillars 后退式回采矿柱

Similar Words：

"后退色" English translation, "后退式采矿" English translation, "后退式长壁开采" English translation, "后退式分裂襟翼" English translation, "后退式回采" English translation, "后退式回采煤柱" English translation, "后退式襟翼" English translation, "后退式开采" English translation, "后退式开采法" English translation, "后退式留矿开采法" English translation