“irrigation with alternate wetting and drying in rice”的概念、定义、翻译、参考文献-科学参考

单词	irrigation with alternate wetting and drying in rice
释义	irrigation with alternate wetting and drying in rice Encyclopedia 农学水稻干湿交替灌溉释 irrigation with alternate wetting and drying in rice水稻干湿交替灌溉在水稻生育过程中，田间灌浅水层与土壤自然落干交替进行的一种灌溉方式。
随便看	positive crystal positive current positive curvature positive curvature manifold positive cycle positive definite positive definite bi linear form positive definite bi-linear form positive definite closed form positive definite form positive definite function positive definite functional positive definite Hermitian matrix positive definite inner product axiom positive definite kernel positive definite matrix positive definiteness positive definite operator positive definite potential positive definite product positive definite quadratic form positive definite scalar product positive definite sequence positive definite solution positive definite space

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