English translation for "顶部导坑"

top heading

Related Translations:

导坑:  approach pitdrift headingpilot driftpilot holepilot tunnelpilottunnel

中央导坑:  centre drift

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

Similar Words：

"顶部大齿轮" English translation, "顶部大厅" English translation, "顶部带" English translation, "顶部倒棱剃齿刀" English translation, "顶部导洞" English translation, "顶部导坑法" English translation, "顶部导向0" English translation, "顶部到底部联结" English translation, "顶部到底部连接" English translation, "顶部到顶部联结" English translation