中文版 | English

在结果中检索

CCPortal

浏览/检索结果: 共562条，第1-10条 帮助

限定条件    
已选(0)清除 条数/页：   排序方式：
Earth's 'Great Oxidation Event' was spread over 200 million years, according to recent geochemical discoveries 科技资讯
2024
收藏  |  浏览/下载：1/0  |  提交时间：2024/06/13
Researchers report dropping atmosphere levels of the last ozone-layer-damaging chemicals to be phased out 科技资讯
2024
收藏  |  浏览/下载：0/0  |  提交时间：2024/06/13
Earth's 'Great Oxidation Event' was spread over 200 million years, according to recent geochemical discoveries 科技资讯
2024
收藏  |  浏览/下载：2/0  |  提交时间：2024/06/13
Can coal mines be tapped for rare earth elements? 科技资讯
2024
收藏  |  浏览/下载：0/0  |  提交时间：2024/05/24
Pacific rock samples offer glimpse of active Earth 2.5 billion years ago 科技资讯
2024
收藏  |  浏览/下载：2/0  |  提交时间：2024/04/08
Why LA's last big storm caused landslides in only some areas 科技资讯
2024
收藏  |  浏览/下载：11/0  |  提交时间：2024/02/20
Why LA's last big storm caused landslides in only some areas 科技资讯
2024
收藏  |  浏览/下载：2/0  |  提交时间：2024/02/20
Sunblocked: Resistance to solar in farm country 科技资讯
2024
收藏  |  浏览/下载：3/0  |  提交时间：2024/01/11
Maximizing circular economy strategies for rare earth elements supply 科技资讯
2024
收藏  |  浏览/下载：16/0  |  提交时间：2024/01/05
Biogeochemistry of sedimentary organic matter in the Yongjiang River estuary in the southern part of Hangzhou Bay, China, since the Late Pleistocene 期刊论文
JOURNAL OF OCEANOLOGY AND LIMNOLOGY, 2024
收藏  |  浏览/下载：0/0  |  提交时间：2024/06/11