echo depth sounder 回声测深仪 ; 回音测深仪
sonic echo depth finder 回声测深器 ; 回声测深仪 ; 回声探测仪
echo depth sounding sonar 回声测深声纳 ; 回声测深仪 ; 回波声纳
echo depth recorder 回声深度记录器 ; 回声深度记载器
echo depth sounding 回声测深 ; 回音测深
echo depth finder 回声测深仪
depth echo sounding 回波测深
depth echo imaging 深度成像
double-channel echo well depth sounder 双通道回声井深测试仪
Echo Sounder is a kind of acoustic measuring depth equipment, which can measure depth with the time between transmitted wave and echo on condition in which the speed of ultrasonic is fixed.
回声测深仪是用来测量水深的一种声学测量设备，其以水中超声波的传播速度为确定条件，利用发射波与反射回波时间差来测量水深。
When passing One Fathom Bank, check the depth and variable sand waves below the sea level all the time by echo sounder.
通过一托浅滩时，要一直测深校时水深及海面下多变的沙纹。
In the process of target detection, depth bomb fuze will undergo the interference from echo signal of neighborhood bomb that is the primary factor which causes high false-alarm probability.
深弹引信在对目标进行探测的过程中会遇到来自邻近深弹回波信号的干扰，邻弹干扰是导致虚警概率增加的最主要因素。
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