The results showed that under the status of land surface, the surface water resources of Weihe River Basin in Shaanxi mainly depends on the rainfall.
结果表明：在现状下垫面等条件下，渭河流域陕西片的地表水资源主要取决于降雨资源。
The impacts of climate change, groundwater overdraft, surface runoff and food production changes on water resources are analyzed.
分析了气候变化、地下水超采、地表径流及粮食产量变化等方面对水资源的影响。
Surface water resources characteristics, such as rainfall, runoff, water quality and so on, were analyzed using the long-term observation data in Yantai City.
根据烟台市多年统计资料，从降水、径流、水质、蒸发等方面对水资源特性进行了分析。
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