权威例句
The Sonarman's War: A Memoir of Submarine Chasing and Mine Sweeping in World War IICat and mouse (Account of a sonar-man on board the destroyer USS Waller, October 1962)Some Auditory Problems in Selection and Training of SonarmenSonar TechnicianExtraction and Organization of Metadata Feature for Underwater Target Recognition by Sonar EchoesPROFICIENCY OF BASIC SONAR MAINTENANCE TRAINEES IN THE USE OF COMMON TEST EQUIPMENTAUDITORY TEST FACILITY WITH MULTISTAGE SINGLE SIDEBAND HETERODYNINGReconfigurable non-pilot aircrew training systemFeature extraction of underwater target in auditory sensation area based on MFCCHello Down There