echo sounder造句
horizontalprojectionechosoundermagnetostrictionechosoundernarrowbeamechosounderhydrographicprecissionscanningechosounderSignalfeaturesanddynamicrangecompressionofswathechosounderAdeviceusedunderwatert...
horizontalprojectionechosoundermagnetostrictionechosoundernarrowbeamechosounderhydrographicprecissionscanningechosounderSignalfeaturesanddynamicrangecompressionofswathechosounderAdeviceusedunderwatert...
You'llsleepsounderforthis.You'llsleepthesounderforit.TheParktronicsystemoperatesontheecho-sounderprinciple.SignalfeaturesanddynamicrangecompressionofswathechosounderMrHuckabee'sideasonhealthcareare...