The protective layer on slope may greatly reduce rainwater infiltration, moreover, the seepage ability may be weaker with a filtration lower coefficient of the protective layer.
斜坡保护层能大大减低水分的入渗，保护层入渗率越低雨水入渗越弱。
The protective layer on slope may greatly reduce rainwater infiltration, moreover, the seepage ability may be weaker with a filtration lower coefficient of the protective layer.
斜坡保护层能大大减低水分的入渗，保护层入渗率越低雨水入渗越弱。
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