首页 | 本学科首页   官方微博 | 高级检索  
文章检索
  按 检索   检索词:      
出版年份:   被引次数:   他引次数: 提示:输入*表示无穷大
  收费全文   1645篇
  免费   112篇
各国政治   130篇
工人农民   86篇
世界政治   161篇
外交国际关系   106篇
法律   759篇
中国共产党   44篇
中国政治   113篇
政治理论   253篇
综合类   105篇
  2023年   21篇
  2022年   13篇
  2021年   45篇
  2020年   45篇
  2019年   59篇
  2018年   84篇
  2017年   112篇
  2016年   80篇
  2015年   77篇
  2014年   89篇
  2013年   239篇
  2012年   82篇
  2011年   85篇
  2010年   43篇
  2009年   45篇
  2008年   80篇
  2007年   85篇
  2006年   81篇
  2005年   76篇
  2004年   58篇
  2003年   70篇
  2002年   55篇
  2001年   31篇
  2000年   23篇
  1999年   15篇
  1998年   10篇
  1997年   4篇
  1996年   3篇
  1995年   3篇
  1994年   5篇
  1993年   4篇
  1992年   4篇
  1991年   5篇
  1990年   2篇
  1989年   3篇
  1988年   6篇
  1985年   1篇
  1984年   2篇
  1983年   2篇
  1981年   1篇
  1978年   1篇
  1976年   1篇
  1972年   3篇
  1968年   1篇
  1967年   1篇
  1966年   1篇
  1964年   1篇
排序方式: 共有1757条查询结果,搜索用时 15 毫秒
31.
32.
British policy towards German unification has been judged to be at best reluctant, at worst obstructive. This article seeks to revise that perception, using documents from the Federal Chancellor's Office and the author's interviews with British and German diplomats and politicians. It distinguishes between the rhetoric of the British Prime Minister Margaret Thatcher and the policy of the Foreign and Commonwealth Office. The latter played a leading role in the Two Plus Four talks that resolved the external issues involved in German unification, and made a particular contribution to devising the formula for the termination of Four Power Rights over a unified Germany.  相似文献   
33.
Electoral opposition to long‐established authoritarian regimes may be loyal or rejectionist. Loyal oppositionists vote to send a selective signal to rulers; rejectionist oppositionists vote blank or void the ballot in full disapproval. In Cuba, the number of candidates equals the number of seats, yet voters may vote blank, void, or selectively (choosing some but not all candidates on the ballot), although the Communist Party has campaigned for all candidates. This article uses a unique dataset for Cuba's 2013 National Assembly elections to study aggregate opposition outcomes. It shows the emergence of a loyal opposition, which sometimes votes for and sometimes against Communist Party candidates. The rejectionist opposition, stable over time, never votes for Communist Party candidates; it is found where the Communist Party behaves monopolistically. This combined opposition has better national‐level political information; it comes from more educated or larger urban areas or areas closer to Havana.  相似文献   
34.
La presencia recurrente del color rojo en La ocasión de Saer desempeña una función desestabilizadora en relación a la representación figurativa. En el artículo se establecen analogías entre esta función y el elemento voluble, no mimético de la pintura que el pensador e historiador de arte, Georges Didi-Huberman, denomina como “pan” en contraste con el detalle, categoría asociada con el carácter icónico de la pintura. Al igual que el “pan”, las manchas rojas en la novela apuntan a la dimensión de lo real que se resiste a la legibilidad y señala los límites de la narrativa realista. Saer se vale de contrastes cromáticos para aludir a tensiones políticas y epistemólogicas y a las paradojas de escribir una novela situada en el siglo diecinueve pero incorporando la experiencia literaria del siglo veinte.  相似文献   
35.
This article analyses the Portuguese presidential elections of January 2016, setting these within the backdrop of recent semi-presidential practice in Portugal. The election took place in the context of an apparent hollowing of the presidency, a pattern that potentially reflects the bailout that marked most of the second term of the outgoing president, Cavaco Silva. This pattern also helps explain the second-order nature of this presidential election. Despite potentially being an ‘open’ election – in that the incumbent had reached term limits – the election was characterised by low citizen mobilisation, low partisan involvement and low competitiveness. The initial two months of the newly elected president, Marcelo Rebelo de Sousa, suggests he is seeking to invert this hollowing pattern by mobilising popular support behind the presidency.  相似文献   
36.
We discuss how far accountability practices may be relevant to the success of independent regulators in countries without a tradition of administrative autonomy. We develop a conceptualisation of agency accountability failures and develop an analytical framework to examine the life and termination of the Spanish regulatory agency for telecommunications, CMT (Comisión del Mercado de las Telecomunicaciones - Telecommunications Market Commission). We argue that the CMT’s termination was related, among other reasons, to accountability failures in its institutional design. The paper relies on a variety of sources, including legislation, literature, media coverage, and semistructured interviews with agency officials and several stakeholders.  相似文献   
37.
Using an innovative survey of protest participants and nonparticipants from five major street demonstrations in Mexico City in 2011 and 2012, this study tests the assumption that influences on protest participation vary across different types of events; namely, ritual demonstrations and reactive protests. The comparison is based on two assumptions: that these are two of the dominant forms of protest in contemporary Latin America, and that specifying the context for different types of social movement participation provides a better understanding of the individual mobilization process for groups seeking to defend their rights or gain new benefits. The comparative analyses reveal some crucial differences. Political interest and previous political experience are more influential in the decision to take part in reactive demonstrations. For ritual demonstrations, the decision to participate tends to be driven more by personal and organizational connections.  相似文献   
38.
Ammonium nitrate fuel oil is an explosive mixture found in most antipersonnel landmines (APL) buried throughout the Colombian territory. During more than 50 years of internal conflict, the Colombian government has found that trained dogs are the most effective method to detect APL. However, the olfactive signature in ANFO is unknown and also if there are differences in detection related to the explosive manufacturing origin. Therefore, this work begins with the analytical validation of the method used to determine ammonia, in its derivatized form as carbamate, released by home-made ANFO using HS-SPME-GC-FID. Once validated, the method was used to identify ammonia and other organic volatile compounds present in ANFO, under laboratory and simulated field conditions. The validation process includes the evaluation of the optimum conditions for the derivation and extraction of butylcarbamate, the determination of the working ranges with linear response in FID, the limits of detection and quantification, the sensitivity, and the precision. The results of the validation established linearity and sensitivity in a concentration between 20 and 120 mg/L, as well as low limits of detection and quantification of 6.4 and 21.4 mg/L, respectively. Also, an intermediate precision of 11% for butylcarbamate with a repeatability of 8%. The validated method showed in real samples of home-made ANFO besides ammonia, the presence of low molecular methylamines, and also exhibited differences in volatile compositions according to the origin. The objective of this work is to offer a reliable analytical methodology for the extraction and analysis of volatile compounds from ANFO.  相似文献   
39.
40.
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号