In the long term, we won't be able to irrigate huge regions of farmland if we don't have the water to begin with.
从长远角度看，如果不从治水着手，我们就不会有水来灌溉大面积的农田。
Some salt ion in the slight saline water will affect soil infiltration, when the slight saline water is used to irrigate the farmland.
但由于微咸水中含有各种盐分离子影响土壤入渗特征，并对不同土壤初始含水量会表现出不同影响程度。
Some salt ion in the slight saline water will affect soil infiltration, when the slight saline water is used to irrigate the farmland.
但由于微咸水中含有各种盐分离子影响土壤入渗特征，并对不同土壤初始含水量会表现出不同影响程度。
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