作为降水指标的冰川积累量反映出降水变化具有和温度变化相似的特征，即降水在增减波动中显示出逐渐增大的趋势。

Glacial accumulation, an index of precipitation, indicated that there was a trend of precipitation increase, which is similar to temperature increase.

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从西北向东南，年降水量逐渐增加，气候由干旱、半干旱向半湿润过渡。

In the northwest to southeast direction, annual precipitation increases, leading to transition from arid, semi-arid to sub-humid climates.

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