“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	deductible limit deductible loss deductible period deductibles deduction deduction deduction deduction deduction deduction deduction deduction deduction deduction deduction deduction at source deduction code deduction equivalence deduction-nomological explanation deduction probation deductions at source deductive argument deductive database deductive inference deductive learning

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。