分面浏览：发表日期 |
| 当前检索式 | ((ALL：pollution characteristics)) |
| 限定条件 | 无 |
| 2024 4 | 2023 23 | 2022 53 |
| 2021 136 | 2020 162 | 2019 215 |
| 2018 258 | 2017 220 | 2016 267 |
| 2015 163 | 2014 135 | 2013 133 |
| 2012 82 | 2011 70 | 2010 188 |
| 2009 61 | 2008 49 | 2007 45 |
| 2006 47 | 2005 21 | 2004 17 |
| 2003 13 | 2002 12 | 2001 12 |
| 2000 2 | 1999 6 | 1998 2 |
| 1997 2 | 1995 1 | 1993 1 |
| 1992 2 | 1991 3 | 1985 1 |
| 1983 1 |
