Should first cut off the power supply, and water pipes on hand on a moment to release its own static.
应首先切断电源，并将手放在水管上一会儿，以放掉自身静电。
The pressure facilities should be used to increase the water pressure in a fire water supply system when static pressure in a water tank is inadequate.
建筑消防供水系统中，当消防水箱不能满足静压要求时，应设增压设施。
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