on-off valve
短語(yǔ)詞組
- oxycen on -off valve 氧氣開(kāi)關(guān)
- ON -OFF air valve 氣動(dòng)開(kāi)關(guān)閥
- pneumatic on -off valve 氣動(dòng)開(kāi)關(guān)閥;氣動(dòng)切斷閥
- on -off ctrol valve 兩位式控制閥的控制
- high -speed on-off valve 高速開(kāi)關(guān)閥
- High Speed On -off Valve 高速開(kāi)關(guān)閥 返回 on-off valve