搜索结果: 1-1 共查到“水利工程 water supplies”相关记录1条 . 查询时间(0.052 秒)
Scientists urge global action to preserve water supplies for billions worldwide(图)
Scientists global action water supplies billions worldwide
2009/5/21
Chinese, Indian, American and British scientists have released a conference declaration urging a region-by-region response to increased water scarcity and heightened hazards.
Melting glaciers, weaken...