Blowdown Sealing Face 启、阀件密封面 <阀门零部件英汉术语对照>
Body 阀体
Bonnet 阀盖
Disc 阀瓣
Mut 螺母
Screw 螺栓
Sealing 密封件
Spring 弹簧
Stem 阀杆
Stem Mut 阀杆螺母
Stem seal 填料 Wedge Disc 闸板<阀门零部件英汉术语对照>