The water hammer pressure attenuates after the angle pipe.
经过弯管后水击压力有不同程度的衰减。
Then the theoretic calculation show that the atmosphere jar can decrease the water hammer pressure.
理论计算表明，空气罐能有效的减小水击压力。
Excessive back pressure, freezing, or water hammer has distorted the second check.
过于严重的反压力、冰冻或水锤扭曲了第二止回阀。
Pressure wave of water hammer produces serious hazard for pipeline.
管道发生水击时的水击压力波对管道的危害非常严重。
Pressure wave of water hammer produces serious hazard for pipeline.
管道发生水击时的水击压力波对管道的危害非常严重。
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