It reviews hydrographic echo-sounding methodologies such as single-, multi-beam echo sounding, interferometric sonar measurements and seismic-derived bathymetry.
该模块说明数据来源,介绍单波束、多波束回声测深,干扰声纳测深,地震测深等水文回声测量法。
ships and marine technology - Marine echo-sounding equipment (ISO 9875:2000)
船舶与海上技术海上回声设备
All five areas were 100 per cent covered by the multibeam echo-sounding system.
所有5个区域完全被多波束回声探测仪系统所覆盖。
Ships and marine technology - Marine echo-sounding equipment
船舶技术.船用回声探测设备
Echo-sounding involves the release of highly pressurized air beneath the water to create sound waves.
声波反射装置通过释放水下高压力的空气来制造声波。
So was born the echo-sounding apparatus, now in general use in ships.
这样就产生了目前各种船舶上普遍应用的回声探测仪。
general specification for echo-sounding equipment in ships
船用回声测深设备通用技术条件