“farmland irrigation system”的概念、定义、翻译、参考文献-科学参考

单词	farmland irrigation system
释义	farmland irrigation system Encyclopedia 农学农田灌溉制度释 farmland irrigation system农田灌溉制度为作物高产及节约用水而制定的适时、适量的灌水模式和方案。
随便看	principal integral domain principal integral representation principal invariant principal isotope principal isotropy group principalization principal lattice element principal leadership principal left ideal principal left ideal ring principal line principal line of photograph principally analytic set principally polarized variety principal mapping principal matrix principal maximum principal measure principal minimum principal minor principal minor array principal minor determinant principal module principal moment principal moment of inertia

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