prevent serious drought crisis
...防患严重干旱危机；跨 流域调水；南水北调西线工程 [gap=664]Key words:northwest area; climate arid; serious water shortage; prevent serious drought crisis; interbasin diversion; western route project of the South-to-North Water Transf..
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prevent serious drought crisis
预防严重干旱危机
以上为机器翻译结果，长、整句建议使用 人工翻译 。