English translation for "导坑尺寸"

size of heading

Related Translations:

导坑:  approach pitdrift headingpilot driftpilot holepilot tunnelpilottunnel

中央导坑:  centre drift

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：

"导开装置" English translation, "导抗" English translation, "导抗电桥" English translation, "导抗图" English translation, "导坑" English translation, "导坑底板" English translation, "导坑法" English translation, "导坑防水支撑" English translation, "导坑前沿支撑" English translation, "导孔" English translation