主动声呐 meaning in Chinese

active sonar

The main task of it is to measure the working parameter of active sonar and track the target
其主要任务是侦察目标主动声呐的工作参数，对目标实施跟踪。
Detecting sonar pulse transmitted by an active sonar , it is called " sonar pulse detection "
声呐脉冲侦察是利用目标主动声呐发射的脉冲信号来探测目标的技术。
Detecting sonar pulse transmitted by active sonar , it is called " sonar pulse detection " . the main task of it is to measure the working parameter of active sonar and track the target
声呐脉冲侦察的主要任务是侦察目标主动声呐的工作参数，对目标实施跟踪，是利用目标主动声呐发射的脉冲信号来探测目标的被动测距技术。
The main function of the module is as follows : it can detect the cw signal transmitted by the active sonar , and measure the frequency of target signal and the direction of target . it can execute the tracking order sent by the display and control platform , and track the searched target , measure the target signal repetition intervals and target distance , and give the reliability of estimated distance
该软件的主要功能包括：对主动声呐cw脉冲信号进行检测，测量目标信号的中心频率，测定目标的方位；执行显控台跟踪命令，对搜索到的目标进行跟踪，测量目标信号的重复周期，测定目标的距离，给出距离测量值的置信度。