“agricultural disasters”的概念、定义、翻译、参考文献-科学参考

单词	agricultural disasters
释义	agricultural disasters Encyclopedia 农学农业灾害释 agricultural disasters农业灾害由相关不利条件对农业所造成影响进而带来危害和产生经济损失的综合异常现象。其影响和危害包括农业生产、农业设施、农事活动等。
随便看	torsion free affine connection torsion-free affine connection torsion-free A-module torsion free commutative group torsion-free commutative group torsion-free connection torsion-free group torsion free module torsion-free module torsion-free ring torsion-free semigroup torsion-free subgroup torsion function torsion group torsion ideal torsion indicator torsionless torsionless module torsion member torsionmeter torsion module torsion number torsion of a curve torsion of a mapping torsion of an affine connection

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