阀 v alv e 阀板 v alv e deck plate 阀板 v alv e plate 阀板式活塞泵 v alv e deck plate ty pe piston pu mp 阀板式活塞泵 v alv e plate ty pe piston pu mp 阀瓣 Disc 阀操纵杆 v alv e operating rod 阀痤槽 v alv e seat recess 阀挡 v alv e grid 阀挡 v alv e positioner 阀挡 v alv e stop 阀导杆 v alv e tail rod 阀导向器 v alv e gu ide 阀盖 bonnet 阀盖衬套 bonnet bu sh 阀盖垫片 bonnet gasket 阀杆 stem 阀杆 v alv e rod 阀杆 v alv e spindle 阀杆端部尺寸 Dimmension of v alv e stem end 阀杆环 stem ring 阀杆螺母 Yoke bu shing Yoke nu t 阀杆填料 stem packing 阀杆头部尺寸 Dimension of v alv e stem head 阀簧 v alv e spring 阀簧压板 v alv e spring plate 阀控水锤泵 v alv e-controlled hy drau lic ram 阀框架 v alv e y oke 阀门 Valv e 阀门传动装置 v alv e bandle set 阀门和管件 Valv es and Fittings 阀门盘根 v alv e packing 阀门手柄 v alv e handle 阀盘 disc 阀盘 v alv e disc 阀片 Disc 阀球 v alv e ball 阀驱动臂 v alv e driv ing arm 阀驱动臂 v alv e motion arm 阀式活塞 v alv e ty pe piston 阀式活塞 v alv e ty pe bu cket 阀室式活塞泵 v alv e box ty pe piston pu mp 阀室式活塞泵(美) v alv e pot ty pe piston pu mp 阀抬起装置 v alv e lifting dev ice 阀体 body 阀体 v alv e body 阀箱 v alv e box 阀箱 v alv e cage 阀箱 v alv e chest 阀箱;阀限位器 v alv e gu ard 阀箱盖 cov er for v alv e box 阀箱盖 v alv e box cov er 阀箱式活塞泵(美) tu rret ty pe piston pu mp 阀形活塞泵 v alv e ty pe piston pu mp 阀座 Seat ring 阀座 v alv e carrier 阀座 v alv e seat(body seat) 阀座;阀盘 v alv e seat 阀座环 seat ring 阀座密封嵌条 sealing strip for v alv e seat 法兰 flange 法兰堵头 blind flange 法兰端 flange end 法兰接头 flange joint 法兰连接紧固件(双头螺栓和螺帽) fla...