分面浏览：发表日期 |
| 当前检索式 | ((ALL：valuable technology)) |
| 限定条件 | 无 |
| 2024 16 | 2023 38 | 2022 62 |
| 2021 119 | 2020 133 | 2019 146 |
| 2018 162 | 2017 149 | 2016 202 |
| 2015 159 | 2014 127 | 2013 133 |
| 2012 94 | 2011 80 | 2010 134 |
| 2009 54 | 2008 47 | 2007 24 |
| 2006 25 | 2005 24 | 2004 27 |
| 2003 13 | 2002 8 | 2001 11 |
| 2000 7 | 1999 2 | 1998 7 |
| 1997 3 | 1995 1 | 1982 1 |
