500Hz～1MHz标准水听器(自由场比较法)检定规程
Standard Hydrophones in the Frequency Range 500 Hz to 1 MHz(Free-field Comparison Method)
2017-11-20
BS EN 60500-2017
Underwater acoustics. Hydrophones. Properties of hydrophones in the frequency range 1 Hz to 500 kHz
水下声学 水听器 频率范围为1 Hz至500 kHz的水听器特性
2017-08-11
IEC 60500-2017
Underwater acoustics - Hydrophones - Properties of hydrophones in the frequency range 1 Hz to 500 kHz
水声声 - 水听器 - 水声器在频率范围内的特性1 Hz至500 Khz
2017-04-10
DIN EN 60500
Underwater acoustics - Hydrophones - Properties of hydrophones in the frequency range 1 Hz to 500 kHz (IEC 60500:2017); German version EN 60500:2017
水下声学.水听器.频率范围为1Hz至500kHz的水听器的特性（IEC 60500-2017）；德文版EN 60500:2017