您要查找的是不是：
- 閥valve
- u盤(pán)
- 電磁閥solenoid pilot actuated valve
- 閘閥gate(brake; shutoff; shut-off) valve
- 球閥ball plug
- 截止閥disconnecting valve
- 閥值threshold values
- 單向閥holding valve
- U盤(pán)/優(yōu)盤(pán)USB drive
- U形河曲內的土地在有這樣的彎管的河里的地The land within such a bend of a river.
- 閥芯case
- 閥體valve body
- 溢流閥spillover valve
- 換向閥reversing valve
- 閥桿valve handle
- 調壓閥pressure regulating valve
- 水閥hydrovalve
- 排污閥wash water valve
- 旋塞閥stopcock
- 疏水閥bleeder
