valve disc
短语词组
- Valve seat disc 雙座閥碟
- valve e disc 閥磐
- Valve guide disc guide 導曏套
- main starting valve valve disc 主閥磐
- Snapon Flush Valve Seat Disc 沖洗閥座位光磐
- suction valve disc 吸入閥片
- Cracked valve disc 破裂閥閥板
- valve disc dia 加工氣門磐部直逕
- throttling valve disc detail 節流閥片 返回 valve disc