基本解釋[能源科學技術(shù)]旋轉(zhuǎn)鉆井水龍頭[經(jīng)濟學]旋轉(zhuǎn)鉆井水龍頭詞組短語短語rotary y drilling swivel 旋轉(zhuǎn)鉆井水龍頭rotary drilling swivel更多詞組專業(yè)釋義能源科學技術(shù)旋轉(zhuǎn)鉆井水龍頭經(jīng)濟學旋轉(zhuǎn)鉆井水龍頭