“method of soil improvement by stages”的概念、定义、翻译、参考文献-科学参考

单词	method of soil improvement by stages
释义	method of soil improvement by stages Encyclopedia 理学古代耕作技术释 method of soil improvement by stages亲田法在人力、物力有限的条件下，分期、分批对部分田地给予优先照顾的一种土壤耕作技术。
随便看	mathematical constant mathematical crystallography mathematical definition mathematical demography mathematical differentiation mathematical disabilities mathematical ecology mathematical economics mathematical economics on general equilibrium theory mathematical economic theory mathematical education mathematical expectation mathematical experiment mathematical expression mathematical express of second law of thermodynamics mathematical feature mathematical finance mathematical formalism of quantum mechanics mathematical formalization mathematical formulation mathematical formulation of quantum mechanics mathematical foundation mathematical function mathematical game mathematical genetics

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