英语词汇“研究和开发”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	研究和开发
释义	研究和开发 research and developmentR&D
随便看	radio radiation radio radiation from the nucleus of galaxy radio radiation of the Galaxy radio radiations radio radiation spectrum radioraetric calibration radio ralay line Radioramus Radioramus halophilus radio random-modulating fuse radio random-modulating fuze radiorange radio range radio range beacon radio range-beacon radio-range beacon radio range beam radio-range beam radio-range filter radio rangefinder radio range finder radio range finding Radio range finding radio range-finding radio-range finding