valve disc
短语词组
- Valve seat disc 双座阀碟
- valve e disc 阀盘
- Valve guide disc guide 导向套
- main starting valve valve disc 主阀盘
- Snapon Flush Valve Seat Disc 冲洗阀座位光盘
- suction valve disc 吸入阀片
- Cracked valve disc 破裂阀阀板
- valve disc dia 加工气门盘部直径
- throttling valve disc detail 节流阀片 返回 valve disc