conical valve
短语词组
- conical seat valve 锥形座阀;斜形座阀
- conical wing valve 锥形节流阀
- conical l valve 锥形阀
- conical seated valve 锥形座面阀
- conical spiral valve spring 锥形螺旋阀簧
- conical rotary valve 锥形回转阀
- conical slide valve 锥形滑阀
- conical cup valve 锥形杯突冲极限值
- conical bench valve 锥形座阀 返回 conical valve