...开型是指在不通电情况下，执行器控制的调节阀处于开启状态8、电热执行器分为常开型（Normally Open）和常闭型（Normally Closed）9、螺纹连接安装方式,拆卸方便,安装迅速10、断电自动复位功能,断电后阀门可关闭或打开(常闭或常开型)吕梁电热执行器检测证书技术...
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nbs test method 国家标准局测试方法 nc = normally closed 常关的 ncepc = national committee on environmental planning and coordination 国家环境规划和协调委员会 ..
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normally closed contact [电] 常闭触点 ; 动断触点
normally closed solenoid valve 常关式电磁阀 ; 常闭电磁阀
normally closed valve [机] 常闭阀 ; 阀门 ; 当闭触点
normally closed push button switch [电] 常闭按钮开关 ; 常闭铵钮开关
normally closed contactor [电] 常闭接触器
NC Normally Closed 常态封闭 ; 正常关闭位 ; 常闭 ; 通常关闭
normally closed contacts 正常闭路触点 ; 常闭节点
In the normally closed position, one end of the capacitor is connected to circuit lo.
在常闭位置，电容器的一端被连接到电路lo。
Limit switch, directly actuated, spring returned, normally closed. Right-click for closed or held open.
限制开关，直接启动，弹簧复位，正常情况下为闭合。右击接通或保持断开。
The normally closed contact of the Model 7169A serves to discharge the capacitor after it has been measured.
在测量完成以后，7169A型的常闭接点使电容器放电。
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