基本解釋[能源科學技術]井筒導向輪英漢例句雙語例句X-shaft guide rail applies the support structure of two guide rails, selects imported heavy-duty roller straight-line guide rail, and has various heavy load-bearing sliding blocks.軸導軌采用兩條導軌支撐結構,并選用進口重載滾柱直線導軌,密布多個高承重滑塊。shaft guide roller更多例句詞組短語短語shaft t guide roller 井筒導向輪door guide roller shaft 滑輪軸shaft guide roller更多詞組專業(yè)釋義能源科學技術井筒導向輪