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：Hydraulic fracturing)) |
| 限定条件 | ((发表日期：2021)) |
| EurekAlert 9 | Science Daily 6 | Seismological Societ 3 |
| The Associated Press 3 | U.S. Energy Informat 3 | Commonwealth Scienti 1 |
| The Copernicus Progr 1 | US Geological Survey 1 |
