“three E （effective, efficient, economical）”概念、定义、翻译-科学时代

单词	three E （effective, efficient, economical）
释义	政治学词汇手册 three E （effective, efficient, economical）三E标准（效率、效益、节约）
随便看	beckmannia Beckmann model of city system Beckmann thermometer Beckmann thermometer Beckmann thermometer Beckman process oxygen monitor beck-type cloth accumulator Beck，Józef beclobrate beclometasone beclometasone dipropionate beclomycin BECN BECN (backward explicit congestion notification) BECN--BECN (backward explicit congestion notification) becodisk become due become engaged become one with Heaven become operation becoming Becquerel Becquerel effect Becquerel ray becquerel（Bq）

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。