分面浏览：发表日期 |
| 当前检索式 | ((ALL：high-purity gas)) |
| 限定条件 | 无 |
| 2024 1 | 2023 1 | 2022 3 |
| 2021 5 | 2020 11 | 2019 10 |
| 2018 16 | 2017 6 | 2016 9 |
| 2015 11 | 2014 10 | 2013 11 |
| 2012 7 | 2011 6 | 2010 21 |
| 2009 4 | 2008 4 | 2007 7 |
| 2006 4 | 2005 6 | 2004 3 |
| 2003 4 | 2002 4 | 2001 4 |
| 2000 5 | 1999 3 | 1998 4 |
| 1997 2 | 1996 5 | 1992 3 |
| 1991 2 | 1986 1 | 1985 1 |
| 1981 1 | 1980 1 |
