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Terms containing special sinking method | all forms | in specified order only
SubjectEnglishChinese
geotech.special method of shaft sinking立井特殊掘进
tech.special method of shaft sinking特殊凿井法
mining.special shaft sinking method特殊向下凿井法
tech.special shaft-sinking method特殊凿井法
tech.special sinking method特殊凿井法

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