常見(jiàn)例句雙語(yǔ)例句Pneumatic valve works by rotating the valve spool to flow or occlusion.氣動(dòng)球閥的工作原理是靠旋轉(zhuǎn)閥芯來(lái)使閥門暢通或閉塞。By changing the balance valve spool of the flow area to adapt to the changes before and after the valve, so as to achieve the purpose of flow control.通過(guò)改變平衡閥的閥芯的過(guò)流面積來(lái)適應(yīng)閥門前后的變化,從而達(dá)到控制流量的目的。blog.sina.com.cnThe mate-grinding for axial mate dimension of valve spool and valve sleeve is the key process during machining, and the axial mate dimension is called as overlap values.閥芯和閥套的軸向配合尺寸的加工是伺服閥制造過(guò)程中的關(guān)鍵工序,這種軸向配合尺寸通常稱之為疊合量。 返回 valve spool