徐卫国同志:你在信中提到贵厂新建宿舍楼的自来水管道,在用水过程中,产生噪声,使人感到讨厌,影响职工休息。据目前了解的情况看来,自来水管产生噪声的原因,大约有两种:一种是自来水管道水压过高。在用水时,水流流速过大。高速水流在通过水龙头时,引起振动,从而产生噪声;在关闭时,会产生水锤,引起噪声。第 Comrade Xu Weiguo: In your letter, you mentioned that the waterworks in your new dormitory building in Guichang produced noise in the process of water use, which made people feel unpleasant and affected employees to rest. According to the current situation, there are about two reasons for the noise generated by water pipes: one is the excessive water pressure in the tap water pipe. When using water, the flow rate of the water is excessive. High-speed currents cause vibrations when passing through the faucet, which generates noise; when it is closed, it generates water hammer and causes noise. The first