英语词汇“guide adit, heading”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	guide adit, heading
释义	guide adit, heading 导洞；隧道施工中为增加开挖的临空面或探查掌子面前方地质条件；并为整个隧道导向而开挖的坑道。
随便看	rotary pelleter rotary pelleting machine rotary pellet press rotary pendulum rotary penetration rotary percussion drill rotary-percussion drill rotary percussion drill bit rotary percussion drill bit deep drilling rotary percussion drilling rotary percussion drilling machine rotary-percussion drilling rig rotary percussion drill jumbo rotary-percussion drill jumbo rotary percussive drill rotary-percussive drill rotary percussive drilling rotary phase advancer rotary phase changer rotary phase converter rotary phase modifier rotary phase shifter rotary phone rotary phones rotary photogravure press