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Terms containing bottom- drift method | all forms | in specified order only
SubjectEnglishChinese
eng.geol.bottom drift method底部导坑掘进法
el.bottom drift method隧洞施工下导洞法
tech.bottom-drift and ring-cut method下导坑核心支承开挖法
tech.bottom-drift excavation method下导坑先墙后拱法
tech.bottom-drift excavation method下导坑漏斗棚架法
tech.bottom-drift excavation method漏斗棚架式隧道开挖法
tech.bottom-drift method下导洞推进法
tech.bottom-drift method下导坑超前先拱后强法

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