英语词汇“research and development”的读音、翻译、释义、用法及例句-心情故事网

词汇	research and development
释义	research and development 【计】研究与开发, 研究与发展【化】究研与开发【经】研究和发展(开发)
随便看	high speed shaft high speed steel high-speed steel high-speed storage high-speed telegraph transmissi-on high-speed test high-speed tester high speed turbine stirrer high-spin complex high-spirited high spot reviews high-stepping high strength brass high-strength hydrogen peroxide high strength insulating varnish high-strength low alloy steel high-strength low alloy steels high strength portland cement high-strength silicone rubber high-strength steel high-strung high suds detergent powder high-sudsers high sudsing detergent high sulfur crude

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