分面浏览：发表日期 |
| 当前检索式 | ((ALL：Radio frequency)) |
| 限定条件 | 无 |
| 2024 5 | 2023 19 | 2022 48 |
| 2021 94 | 2020 87 | 2019 213 |
| 2018 232 | 2017 238 | 2016 288 |
| 2015 239 | 2014 230 | 2013 228 |
| 2012 267 | 2011 233 | 2010 464 |
| 2009 185 | 2008 185 | 2007 137 |
| 2006 135 | 2005 112 | 2004 81 |
| 2003 40 | 2002 58 | 2001 57 |
| 2000 35 | 1999 23 | 1998 22 |
| 1997 10 | 1996 7 | 1995 3 |
| 1994 7 | 1993 5 | 1992 3 |
| 1991 3 | 1990 1 | 1989 7 |
| 1988 1 | 1987 3 | 1984 3 |
