
UNDERWATER ACOUSTICS - HYDROPHONES - PROPERTIES OF HYDROPHONES IN THE FREQUENCY RANGE 1 HZ TO 500 KHZ (IEC 60500:2017)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
EN 60500 : 2017 - Identical
IEC 60500 : 2.0 - Identical
IEC 60500 : 2.0 - Identical
EN 60500 : 2017 - Identical