本地纯净下载
纯净官方版九游app官网下载大渠接小渠,良田与生态亦互为补充。沿渠而行,红柳花开得正盛,行道树绿荫如盖。“弯腰种地,抬头见绿,比小时候风沙漫天强多了。”张治龙轻拍树干,颇为感慨。百万亩灌区与10余万亩三北防护林带连成一片,共同阻止腾格里沙漠与巴丹吉林沙漠交汇,灌区小气候明显改善,年降水量增加60多毫米,植被更加茂盛。。
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