ACOUSTICS. LABORATORY TESTS ON NOISE EMISSION FROM APPLIANCES AND EQUIPMENTS USED IN WATER SUPPLY INSTALLATIONS. PART 3: MOUNTING AND OPERATING CONDITIONS FOR IN-LINE VALVES AND APPLIANCES. (ISO 3822-3:1997).
声学供水设施中使用的器具和设备的噪声排放实验室试验 第3部分:在线阀门和设备的安装和操作条件 (ISO 3822-3-1997)