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Terms for subject Hydroelectric power stations containing 凿井 | all forms | in specified order only
ChineseEnglish
凿井sinking of bore hole
凿井misering
凿井well-drilling
凿井well-boring
凿井well sinking
凿井sinking
凿井well borer
凿井well-rig
凿井well borer
凿井trepan