“grassland sand prevention”的概念、定义、翻译、参考文献-科学参考

单词	grassland sand prevention
释义	grassland sand prevention Encyclopedia 农学荒漠化治理释 grassland sand prevention草场防沙以防治草场沙化、退化为主要目的，通过改良草场土壤、恢复草场植被、围栏封育、补播牧草、以草定畜等技术方法，来改善草场生态环境，提高草地生产力，防治草场沙化的发生和进一步发展的方法。
随便看	monotonic function monotonicity monotonicity of a function monotonicity of a norm monotonicity-preserving difference monotonicity preserving difference scheme monotonicity-preserving difference scheme monotonicity theorem monotonic law monotonic mapping monotonic matrix monotonic model monotonic model of the first kind monotonic model of the second kind monotonic reasoning monotonic sequence monotonic system of sets monotonic transformation monotonic variable monotonic voting monotonous monotonousness monotonous property monotony monotony interval

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