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高静水压下2kHz～60kHz大功率水声换能器特性测量方法
价格：￥0.00
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水面舰艇主动舰壳声纳规范
Specification of hull mounted active sonar for surface ship
价格：￥0.00
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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
价格：￥0.00
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核潜艇动力装置电接点水位测量设备规范
Specification for measuring water level device by electricity contact of submarine nuclear power plants
价格：￥0.00
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声纳设备信号处理模块规范
Specification for signal processing module of sonar
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声纳用水密连接器
Watertight connector of sonar
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码头用船舶靠岸声纳
Vessel docking sonar
价格：￥0.00
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船用通信、导航设备的安装、使用、维护、修理技术要求 声相关计程仪
价格：￥0.00
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船用通信、导航设备的安装、使用、维护、修理技术要求 多卜勒计程仪
价格：￥0.00
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船用通信、导航设备的安装、使用、维护、修理技术要求 回声测深仪
价格：￥0.00
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