English translation for "平巷掘进作业"

head work

Related Translations:

平行平巷:  counter entrycounter headparallel entriesparallel heading

对角平巷:  diagonal drift

平巷顶板:  roof of drift

平巷进尺:  foot of drift

并行平巷:  companion drift

上部平巷:  top roadupper gangway

横向平巷:  transverse gallery

平巷运输机:  gate conveyor

底部平巷:  sill drift

探矿平巷:  prospect tunnel

Similar Words：

"平巷进尺" English translation, "平巷掘进" English translation, "平巷掘进 水平掏槽" English translation, "平巷掘进机" English translation, "平巷掘进机械" English translation, "平巷靠壁纵向棚子" English translation, "平巷空气冷却装置" English translation, "平巷矿柱" English translation, "平巷联合掘进机" English translation, "平巷煤柱" English translation