English translation for "测声向仪"

direction-listening device

Similar Words：

"测渗仪" English translation, "测声计" English translation, "测声器" English translation, "测声器 声强计 声响度计" English translation, "测声深度" English translation, "测声仪" English translation, "测升力杆" English translation, "测升限爬升" English translation, "测绳" English translation, "测绳(杆)" English translation