“field capacity for irrigated grassland”的概念、定义、翻译、参考文献-科学参考

单词	field capacity for irrigated grassland
释义	field capacity for irrigated grassland Encyclopedia 农学草地土壤墒情释 field capacity for irrigated grassland灌溉草地田间持水量在地下水较深和排水良好的土地上充分灌水或降水后，允许水分充分下渗，并防止其水分蒸发，经过一定时间，灌溉草地土壤剖面所能维持的较稳定的土壤水含量（土水势或土壤水吸力达到一定数值），是大多数草类可利用的土壤水上限。
随便看	approximation accuracy approximation algorithm approximation boundary condition approximation by continued approximation by continued fractions approximation by convex sets approximation by defect approximation by diffusion approximation by excess approximation by function of complex variable approximation by interpolation approximation by least squares approximation by linear operators approximation by operators approximation by periodic transformations approximation by polynomials approximation by rational functions approximation by series approximation by splines approximation error approximation formula approximation function approximation in quadratic norm approximation in the mean approximation in the quadratic mean

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