The metro flood gate system is a disaster prevention equipment.
地铁防淹门系统是一种防灾设备。
The gate system of Xiaolangdi key water control project is very important to guarantee generation and control flood etc. So, high demand is necessary for electric control of gate system.
小浪底水利枢纽的闸门系统在保证发电、防洪等方面至关重要，故对闸门系统的电气控制有严格的要求。
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