短語(yǔ)詞組短語(yǔ)mechanical stress defect 機(jī)械應(yīng)力缺陷Mechanical linkage defect 傳動(dòng)機(jī)搆缺陷mechanical commutation defect 機(jī)械缺陷defect mechanical 缺陷力學(xué) 返回 mechanical defect