三川地区，指古老的夏商周先秦时代的中原地区，古称中国，中土。位于中国中部的中原腹地，今天的河南省洛阳地区。另有三川手绘、画家华三川等。
结果表明，三川河流域雨水资源的理论潜力为20。
The results showed that the theoretical potential of rainwater resources in Sanchuanhe River basin is 20.
采用水文模拟途径分析了三川河流域径流量的变化原因。
Finally, the causes of runoff variation in Sanchuanhe River Basin were analyzed with hydrological simulation method.
据说，饮用该寺三川瀑布的泉水，能够带来健康、长寿与成功。
Drinking from its three-stream waterfall is believed to confer health, longevity and success.
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