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| Sands and dusts enveloped Beijing in Spring | |
| 摘 要： | Sands and dusts enveloped Beijing times in spring. It shocked most of us although we've encountered it several times during the past years.The disaster consisted of three similar sandrelated disastrous weather phenomena of different intensities—a sandstorn of dust storm, drifting sands and blowing sands. It |
| 本文献已被 CNKI 等数据库收录！ | |