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船舶与海上技术 海上回声设备
Ships and marine technology - Marine echo-sounding equipment
参考页数：21P.;A4
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水声设备用低压直流稳压电源
Low voltage direct current power supply of underwater sound equipment
参考页数：16P.;A4
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船舶和造船技术.船用回声探测设备
Ships and marine technology. Marine echo-sounding equipment
参考页数：30P.;A4
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船舶与海洋技术.海上回声测深设备(ISO 9875-2000+Cor.1-2006).德文版本EN ISO 9875-2001+AC-2011
Ships and marine technology - Marine echo-sounding equipment (ISO 9875:2000 + Cor. 1:2006); German version EN ISO 9875:2001 + AC:2011
参考页数：28P.;A4
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水下声学.水听器.0.01Hz至1MHz频率范围内的校准
Underwater acoustics - Hydrophones - Calibration in the frequency range 0,01 Hz to 1 MHz
参考页数：165P.;A4
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船舶与海洋技术.海上回声测深设备(ISO 9875-2000+Cor.1-2006).德文版本EN ISO 9875-2001+AC-2011
Ships and marine technology - Marine echo-sounding equipment (ISO 9875:2000 + Cor. 1:2006); German version EN ISO 9875:2001 + AC:2011
参考页数：28P.;A4
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船舶与海洋技术.船用回声探测设备(修改件1)
Ships and marine technology -- Marine echo-sounding equipment (Amendment 1)
参考页数：2P;A4
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船舶和海上技术.水声设备
Ships and marine technology -- Marine echo-sounding equipment
参考页数：20P;A4
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