digital survey fathometer 数字式回声测深仪
electromagnetic fathometer 电磁测深仪
fathometer chart 测深图
bottom-charting fathometer 海底地貌测绘仪
ice fathometer 回声测冰仪 ; 测冰仪
fathometer indicator 深度指示器
electric fathometer 电测深计
up-and-down fathometer 回声测深兼测冰仪
同义词: sonic depth finder
以上来源于: WordNet
N a type of echo sounder used for measuring the depth of water 声呐测深仪 [trademark]
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