切换阀(强制阀)是安装在切换式换热器(或蓄冷器)热端的气动开关阀，利用连杆结构原理实现阀板的启闭。
... 流道平面或者物体表面的大 flow area 切换阀;多向阀 changeover valve 断绝阀 isolating valve ...
基于523个网页-相关网页
... 铜芯橡皮绝缘聚氯乙烯护套电力电缆 PVC sheathed rubber-insulated copper wire power cable 切换阀 Switch-over valve 定位器 Positioner ...
基于22个网页-相关网页
辅助切换阀 auxiliary changeover valve ; auxiliary changeoer ale
脉冲空气切换阀 pulse air shutoff valve ; PASV
方向切换阀 DIRECTIONAL CONTROL VALVES
匡助切换阀 auxiliary changeover valve
均压切换阀 Pressure balanced switching valve
切换阀门 Switch valve
辅佐切换阀 auxiliary changeover valve
手动切换阀块 Manual changeover valve
切换阀关闭到位后 Switching valve closing in place ; After switching valve is closed
三通切换阀“卡死”。
QH型切换阀是两个弹簧式安全阀并联，具有同一进口。
The QH type safety valves are composed of two spring loaded safety valves paralleling. There is only one inlet.
设计的切换阀可使试样及空气定量注入，并能准确间隔试样带。
A new valve is designed to inject the sample and the bubbles into the carrier stream quantitatively.
应用推荐