English translation for "导洞与层阶法"

heading and bench tunneling method

Related Translations:

洞:  Ⅰ名词(物体上穿通的或凹入较深的部分; 窟窿; 洞穴) hole; cavity 短语和例子山洞 mountain cave; 在地上挖一个深洞 dig a deep hole in the ground; 点着的香烟在他衣服上烧了一个洞。 a lighted cigarette burned a hole in his clothes.Ⅱ形容词(深远; 透彻) profo

洞洞板:  peg board

洞洞装:  breezy outfit

毛洞洞:  mao dong dong

Similar Words：

"导洞掘进工" English translation, "导洞开采" English translation, "导洞开挖" English translation, "导洞口" English translation, "导洞梯段挖法" English translation, "导洞掌子面" English translation, "导洞支撑" English translation, "导读" English translation, "导读法" English translation, "导耳" English translation