灌溉水利用系数包括渠系水利用系数和田间水利用系数。

The utilization coefficient of irrigation water contains the utilization coefficient of canal system water and field water.

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灌溉水利用系数包括渠系水利用系数和田间水利用系数。

The utilization coefficient of irrigation water contains the utilization coefficient of canal system water and field water.

youdao