短語(yǔ)詞組短語(yǔ)axle shaft oil seal 半軸油封Rotary Shaft Lip Seal 鏇轉(zhuǎn)軸承脣形密封圈drive shaft grease seal 主動(dòng)軸潤(rùn)滑脂密封Shaft oil seal 前油封shaft -seal diaphragm 軸封膜片shaft end seal 軸封front shaft oil seal 前輪油封 返回 shaft seal