“three simultaneous system of soil and water conservation”的概念、定义、翻译、参考文献-科学参考

单词	three simultaneous system of soil and water conservation
释义	three simultaneous system of soil and water conservation Encyclopedia 工学水土保持法律法规释 three simultaneous system of soil and water conservation水土保持“三同时”制度生产建设项目实施过程中，水土保持设施与主体工程同时设计、同时施工、同时投产使用的制度。
随便看	ETSOI ETS-VII E.T.the Extra-Terrestrial Ettingshausen Ettingshausen effect Ettore Sottsass etude Etude of the Twelve Horoscopes Etuoke dinosaur trace fossil national nature reserve E. T. Walton E. T. Whittaker E. T. Whittaker (1873—1956) ETX character etymological writing/graphic form Etymology etymology etymology criteria etymology of geographical names E-type asteroid E-type pronoun Et函数 E.T.外星人 ET管理 EU Eu

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