Secondly, pinch valve technology allows the City to regulate the amount of flow diverted. 其次，夾管閥技術(shù)使得這個(gè)城市能夠調節分流的流量。
The device creates dynamic air supply with stepper motor driving flow distribution plates. 摘要該裝置用步進(jìn)電動(dòng)機帶動(dòng)分流板產(chǎn)生動(dòng)態(tài)風(fēng)。
滬公網(wǎng)安備 31011502000490號
電信業(yè)務(wù)許可證編號：滬B2-20190700
