This thesis discusses improved water supply control system with constant pressure in the fire fighting that is composed of transducer, pressure sensor, PLC as well as homemade controller.
论述了利用变频器、压力传感器、可编程序控制器以及自制的控制器组成的改进型消防恒压供水控制系统。
In order to resolve the problems that came from the new fire control system in large space, some projects were put forward, which improved the reliability of early fire detecting and alarming system.
针对大空间新型消防报警系统设计的具体问题，提出了相应的解决方案。大空间新型消防报警系统的实施提高了早期火灾探测和报警的可靠性。
For a specific fire control dynamic performance test system, its measurement result was 2.34" by using the method, which improved angle precision from 20 to 5 arc-second."
利用该方法测得某型火炮动态性能测试系统的测角精度为2.34″，将该系统的测角精度从20″提高到5″以内。
For a specific fire control dynamic performance test system, its measurement result was 2.34" by using the method, which improved angle precision from 20 to 5 arc-second."
利用该方法测得某型火炮动态性能测试系统的测角精度为2.34″，将该系统的测角精度从20″提高到5″以内。
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