valve bonnet
短语词组
- Valve body Bonnet 灰铸铁
- valve bonnet seal 阀盖密封
- air cylinder valve bonnet 气筒阀帽罩
- steam valve bonnet 汽阀帽
- water valve bonnet 水阀帽
- water valve bonnet nut 水阀帽螺母
- regulating valve bonnet 调节阀帽
- off valve bonnet 断油阀帽
- Install The Valve Bonnet 安装阀盖 返回 valve bonnet