Report copyright - 中国地质环境公报 - ScienceNet.cnblog.sciencenet.cn/upload/blog/file/2009/7/2009713234744443249.pdf · 中国地质环境公报·概述 - 2 - 公顷,其中尾矿堆放90.9万公顷,露天采坑52.2万公顷,采矿塌陷
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