English translation for "中央导坑"

centre drift

Related Translations:

导坑:  approach pitdrift headingpilot driftpilot holepilot tunnelpilottunnel

导坑尺寸:  size of heading

横导坑:  cross cut

隧道导坑:  heading pilot tunnel

导坑底板:  pilot tunnel floor

平行导坑:  parallel adit

下部导坑:  bottom drift

底导坑:  bottom gangwaybottom gatebottom heading

导坑法:  pilot tunnel methodpioneer drift method

勘探导坑:  exploration tunnel

Similar Words：

"中央档案管理" English translation, "中央档案馆" English translation, "中央档胶板" English translation, "中央岛" English translation, "中央导洞法" English translation, "中央导坑式开挖隧道" English translation, "中央导索器" English translation, "中央的" English translation, "中央的,中线的" English translation, "中央的操纵台" English translation