Ensure the quality of the education delivery, improve the students satisfaction and the upgrading ratio;

保证教学质量，提高学员满意度，保持升学率；

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Quality upgrading is of the same importance as the reinforcement of the price-and-performance ratio with lower production cost.

在提升产品质量的同时，还应重视其性价比的提高并降低生产成本；

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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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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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