查询词典 echo

combined echo-ranging echo-sounding：回声测距与测深

combined echo ranging echo sounding 组合回声测距与测深 | combined echo-ranging echo-sounding 回声测距与测深 | combined efficiency 总效率

combined echo-ranging echo-sounding：组合回声测距与测深

combined downcast-uptake ventilator 吸排气两用通风机 | combined echo ranging echo sounding 组合回声测距与测深 | combined echo-ranging echo-sounding 回声测距与测深

Echo Canceler：回波抵消

回波抵消:Echo Cancellation | 回波抵消:Echo Canceler | 回波强度:echo intensity

echo back：回音返回

回音衰減 echo attenuation | 回音返回 echo back | 回音刪去 echo canceling

echo chamber：回音箱

回音消除 echo cancellation | 回音箱 echo chamber | 回波核對 echo check

echo-location：回波位置;回波定位

回波包络线 echo envelope | 回波位置;回波定位 echo location | 回音计;回音测试器 echo meter

echo-location：回波定位

echo canceller 回波抵消器 | echo location 回波定位 | echo-splitting radar 回波分裂雷达

echo-sounding device：回声侧深仪

echo-resonator 回波谐振器 | echo-sounding device 回声侧深仪 | echo-sounding instrument 回声测深仪

echo-sounding device：回声测深仪

echo Doppler indicator回声多普勒指示器 | echo sounding device回声测深仪 | echo-ranging sonar回声测距声呐

echo-sounding instrument：回声测深仪

echo-sounding device 回声侧深仪 | echo-sounding instrument 回声测深仪 | echo-sounding receiver 回声测深接收机

steam trap valve：疏水阀

球阀 ball valve | 疏水阀 steam trap valve | 蛇管式换热器 serpentine type heat exchanger

aldermanship：市政官

aldermanry 议员 | aldermanship 市政官 | Alderney 乳牛