The solution pumps hot water from a power plant through underground pipes to heat exchangers which heat up water in the secondary distribution network and feed it into consumer radiator systems.
该解决方案把热水从发电厂抽上来，通过地下管道至热交换器，热交换器在二级分配网络上将水加热，然后将它流入用户的散热器系统。
Moreover, feeding network of array antennas is designed and realized by the primary and secondary power splitter.
再其次，通过设计一级和二级功率分配器实现了天线的馈电网络；
Thermal Power Station is the second net heat source, the main energy-consuming device is a heat exchanger, circulating pump and fill the secondary network of pumps.
热力站是二级网热源，主要耗能设备是换热器、二级网循环水泵和补水泵。
With the widely application of the computer network communication technology in the power secondary system, network security problems become more and more striking.
随着计算机网络通信技术在电力二次系统中的广泛应用，网络安全问题越来越突出。
With the widely application of the computer network communication technology in the power secondary system, network security problems become more and more striking.
随着计算机网络通信技术在电力二次系统中的广泛应用，网络安全问题越来越突出。
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