单词	结晶管
释义	结晶管crystal tube
随便看	radar photography radar picket radar picket escort radar picket escort ship radar picket escort ship {der} radar pilotage radar plot radar plotting radar plotting board radar plotting charts radar plotting sheet radar positioning radar position symbol radar position symbol (rps) radar precipitation echo radar prediction radar presentation radar prism radar profile radarproof radar pulse radar-- pulse doppler radar, radar radar (radio detecting and range) radar {radio detection and ranging}