Three functions of fire hydrant buttons in fire fighting joint control system are discussed and direct pump start is highlighted.
阐述了消火栓按钮在消防联动控制系统中的三种作用，重点探讨了它的直接启泵功能。
The most direct way to solve this problem is to start from the hydraulic pump.
解决这个问题最直接的办法就是从液压泵入手。
The most direct way to solve this problem is to start from the hydraulic pump.
解决这个问题最直接的办法就是从液压泵入手。
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