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造船及海上结构物 旋转视窗
Shipbuilding and marine structures; clear-view screens
参考页数:5P.;A4
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造船.圆筒式观察玻璃
Shipbuilding -- Cylindrical sight glasses
参考页数:9P;A4
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船舶和海上技术 船用雷达反射器
Ships and marine technology-Marine radar reflectors
价格:¥0.00
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航海六分仪
Marine sextant
价格:¥0.00
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潜艇潜望镜环境试验方法
Environmental test methods for submarine periscope
价格:¥0.00
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液流观察器
Sight glasses
价格:¥0.00
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15ppm舱底水报警装置
15ppm bilge alarm
价格:¥0.00
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舰用红外警戒设备安装要求
Installation requirements for shipborne infrared surveillance equipment
价格:¥0.00
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潜艇潜望镜外镜管设计、制造技术要求
Design and manufacture technical requirements for Out tube of Submarine Periscope
价格:¥0.00
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