栾川县

西部的栾川县是重要的钼矿开采中心。

Luanchuan County in western Henan is an important center of molybdenum extraction .

这次事件发生在周六下午河南省中心栾川县一座大桥坍塌之后。

The accident happened after a153-meter-long bridge in the mountainous Luanchuan county in central China 's Henan Province , collapsed on Saturday afternoon .

乡镇政府如何在农民致富中发挥积极作用&来自栾川县潭头镇石坷村的调查报告

How to Let Town Government Play an Active Role in the Process of Farmers ' Fortune Making

同时，模型共分为两部分，一为泥石流危险指数，一为泥石流净危险指数；利用二者综合评判预警栾川县暴发暴雨型泥石流区域。

Moreover the model can be divided into two parts , one is debris risk index and the other is net debris risk index .

20世纪90年代以来，栾川县降水持续偏少，蒸发量增大，湿度减小，干旱发生的频率明显增多，强度加强。

Since 1990 , Luanchuan assumes continuous less precipitation , the quantity of evaporation increases , the humidity decreases , the frequency of drought increases obviously , and the intensity strengthens .