Global S&T Development Trend Analysis Platform of Resources and Environment
分面浏览：来源平台 |
| 当前检索式 | ((ALL：Cavities)) |
| 限定条件 | ((发表日期：2019) AND (文献类型：新闻)) |
| Science X network 11 | EurekAlert! 7 | EurekAlert! - Earth 7 |
| German Aerosapce Cen 4 | Science Daily 2 | European Space Agenc 1 |
| gov.uk - environment 1 |
