短語(yǔ)詞組短語(yǔ)insulating concrete washer 絕緣墊圈heat -insulating washer 絕熱墊圈pressure spring insulating washer 壓力彈簧隔熱墊圈clutch spring heat insulating washer 離郃器彈簧絕熱墊片 返回 insulating washer