基本解釋[機(jī)] 鎖圈；固定開(kāi)口環(huán)詞組短語(yǔ)短語(yǔ)retaining g snap ring 鎖圈Roller retaining snap ring 檔滾子鎖圈;鎖圈Roller retaining snap ring groove 檔滾子鎖圈槽retaining snap ring更多詞組專業(yè)釋義機(jī)械工程鎖圈