止逆装置用于防止泵反转，反转将导致堆芯旁通流量增加和泵启动电流增加。
An anti-reverse rotation device prevents the pump from turning backwards which would increase core bypass flow and pump starting current.
第一壳体和第二壳体通过在第一壳体的一端的铰链装置连接，并且所述 壳体可旋转使得前面和后面反转。
The first and second housings are connected by a hinge device at one end of the first housing, and they rotate so that the front and back faces may be reversed.
感应大负荷、允许馈线短时反转，以防止电动机保护装置跳闸。
Senses high loads and allows for momentary reversal of feed to prevent motor protection from tripping.
一种触电及各类生命抢救自动气压仪，主要由空气输送装置以及电机启停及 正反转控制电路组成；
An electric shock and various life-saving automatic pressure instrument which mainly comprises an air transmission device and a motor start-stop and positive inversion control circuit;
一种触电及各类生命抢救自动气压仪，主要由空气输送装置以及电机启停及 正反转控制电路组成；
An electric shock and various life-saving automatic pressure instrument which mainly comprises an air transmission device and a motor start-stop and positive inversion control circuit;
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