Based on the water quality and requirement, the pretreatment process and operation parameter are designed, and the change rules of fouling-resistant reverse osmosis membranes is identified.
针对回用污水的水质和处理要求，设计预处理工艺和运行参数，并对抗污染反渗透膜组件性能的变化规律进行研究。
So studying on regularity of water requirement of melon growing in field has important sense to understand the upgrading yield and high quality of melon and raising the utilization ratio of water.
因此，研究甜瓜田间需水规律对理解甜瓜的优质高产，提高水分利用率具有重要意义。
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