“plastic film mulching cultivation”的概念、定义、翻译、参考文献-科学参考

单词	plastic film mulching cultivation
释义	plastic film mulching cultivation Encyclopedia 农学地膜覆盖栽培释 plastic film mulching cultivation地膜覆盖栽培在作物播种前或播种后利用聚乙烯塑料薄膜覆盖在土壤表面，配合相应栽培措施，以改善农田生态环境，促进作物生长发育，提高产量和品质的保护性栽培技术。
随便看	tangential point tracing grinding tangential polar coordinate tangential polygon tangential port tangential property tangential quadrilateral tangential representation tangential section tangential sphere bundle tangential stress tangential tetrahedron tangential transformation tangential triangle tangential unit vector tangential variety tangential velocity tangential wall tangential wound tangent indicatrix tangent internally tangent line tangent local charts tangent map tangent mapping tangent method

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