4 SEC Backup pumps within the secondary loop automatically turn on.
4秒二次回路中的备用水泵自动启动。
Thisheat energy is then transferred to a secondary loop of water.
热能然后传递给次环中的水。
0 SEC the pumps in the secondary loop shut down automatically, due to a slight malfunction.
0秒二次回路中的水泵因为一个小故障而自动关闭。
The variety of current can be automatic compensated caused by undulating of voltage & secondary loop inductive reactance.
对焊接电流进行反馈恒流控制，自动补偿网压波动、二次回路感抗变化对焊接电流的影响；
8 min An operator notices that the valves for the backup pumps in the secondary loop are off. He opens the valves. The secondary side now operating normally.
8分钟一个操作员注意到二次回路备用水泵的阀门是关的，于是打开了阀门。二次回路现在运作正常。
SCAS is the source term code to calculate steam activation products in secondary loop of reactor, which is developed by Nuclear Power Institute of China.
SCAS是中国核动力研究设计院编制的反应堆二回路蒸汽活化产物源项程序。
2 SEC Because heat is no longer being transferred to the secondary loop, water pressure and water temperature in the primary loop rise. This is normal and no cause for concern.
2秒由于热量不能传到二次回路，主回路中的水压和水温上升，这很平常，不必担心。
By using control strategy of parameter parameters self-turning fuzzy PID, lead secondary loop the automatic doing control offers excellent dynamic response and stable characteristic.
应用参数自整定模糊pid的控制策略，使自动加药控制具有很好的动态响应和稳态特性。
Saving the installation space and secondary loop cable, reducing the power waste of starting equipment, power wasteless. starting control is completed from starter according to the speed of motor.
节省安装空间和二次回路电缆，减少起动装置的功率消耗，节约了电能。
Automatic regulation must be added owing to the unstable characteristics of the open loop secondary system.
由于二次调节的开环不稳定特性，必须为其设置自动调节系统。
The test loop is consisted of three separated loops, that is, primary helium loop, secondary water loop and cooling water loop.
实验回路由氦气回路、一次水回路、二次水回路组成。
The control mode of mixed loop of heat-supply secondary circuit and the design key points of the control system are introduced.
介绍了供热二级管网混合回路的控制方式及控制系统的设计要点。
The sensor is made up of original circuit, magnetic core, Hall part, secondary coil and magnifier. There are two work modes: direct measure mode and closed-loop mode.
其结构由原边电路、聚磁环、霍尔器件、次级线圈和放大电路等组成， 分直测式和磁补偿式两种工作方式。
The sensor is made up of original circuit, magnetic core, Hall part, secondary coil and magnifier. There are two work modes: direct measure mode and closed-loop mode.
其结构由原边电路、聚磁环、霍尔器件、次级线圈和放大电路等组成， 分直测式和磁补偿式两种工作方式。
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