全文获取类型
收费全文 | 1820篇 |
免费 | 543篇 |
国内免费 | 150篇 |
出版年
2024年 | 5篇 |
2023年 | 15篇 |
2022年 | 33篇 |
2021年 | 34篇 |
2020年 | 40篇 |
2019年 | 25篇 |
2018年 | 20篇 |
2017年 | 112篇 |
2016年 | 121篇 |
2015年 | 74篇 |
2014年 | 120篇 |
2013年 | 172篇 |
2012年 | 199篇 |
2011年 | 219篇 |
2010年 | 90篇 |
2009年 | 131篇 |
2008年 | 116篇 |
2007年 | 126篇 |
2006年 | 136篇 |
2005年 | 137篇 |
2004年 | 121篇 |
2003年 | 89篇 |
2002年 | 67篇 |
2001年 | 66篇 |
2000年 | 57篇 |
1999年 | 34篇 |
1998年 | 29篇 |
1997年 | 27篇 |
1996年 | 20篇 |
1995年 | 18篇 |
1994年 | 9篇 |
1993年 | 9篇 |
1992年 | 15篇 |
1991年 | 9篇 |
1990年 | 12篇 |
1989年 | 6篇 |
排序方式: 共有2513条查询结果,搜索用时 0 毫秒
761.
Eitan Shamir 《战略研究杂志》2013,36(5):645-672
The purpose of the current paper is to examine the adoption and adaptation process of mission command (Auftragstaktik) in the US Army. This concept, developed by the Prussians, denotes a decentralized command approach wherein superiors dictate their intent and allow subordinates to formulate their operational plans independently and change it according to the emerging situation. The paper examines the US command approach prior to the adoption of mission command. It argues that it was heavily influenced by corporate management practices which inherently contradict mission command approach. It continues and investigates how the US Army endeavored to emulate the approach in its doctrine and in major operations. While it has officially incorporated mission command into its doctrine, it has been less successful in utilizing it in operational situations. This state of affairs has to do with the cultural legacy of the managerial approach to command that still persist. Despite the partial success, the US Army has recently reaffirmed its commitment to this approach. 相似文献
762.
C. Christine Fair 《战略研究杂志》2013,36(2):259-290
This article uses a novel database of 1,625 posthumously published biographies of members of two Islamist militant organizations (Lashkar-e-Taiba (LeT) and Hizb-ul-Mujahideen (HM)), all of whom were killed in the course of carrying out militant attacks. In general, each biography provides data on the militant’s birthplace, education, recruitment, and training. The number of observations in this database is a full order of magnitude larger than those of previous databases assembled from militant biographies. While the sample of militants in this database is the product of multiple selection effects, analysis of the database undermines many common myths about Pakistani militants and casts doubt on current policy approaches to mitigating Islamist militancy in Pakistan. 相似文献
763.
VIKRAM JAGADISH 《Small Wars & Insurgencies》2013,24(1):36-65
Over seven years after the 11 September 2001 attacks on the United States, Afghanistan is again at the forefront of the headlines, faced with a brutal insurgency and a resurgent Taliban. Many scholars and policymakers attribute the instability in Afghanistan to a terrorist sanctuary in the neighboring Federally Administered Tribal Areas (FATA). Pakistan has attempted to eliminate this sanctuary through negotiation and armed force. This paper argues that Pakistani strategy has failed to achieve its desired results because of local tribal norms, the weak nature of previous agreements, military units ill-equipped for a counterinsurgency and counterterrorism role, as well as ideological fissures in the Pakistani establishment. Afterward, the paper argues that the United States and Coalition forces should pursue their strategy remaining cognizant of local tribal norms, step up training efforts for Pakistani forces, promote development of the tribal areas, and cultivate options for eliminating the FATA sanctuary through covert means. 相似文献
764.
基于元模型的体系结构设计思想和基于可执行模型的评估方法是体系结构领域研究的两个热点,但当前的研究没有将两者结合起来。文章基于DoDAF2.0提出的元模型数据(Meta-Model Data,DM2),将元模型的思想和基于可执行模型的评估方法相结合,分析了基于DM2的逻辑数据与可执行模型各构建要素的对应关系,构建了基于DM2的逻辑数据模型直接转可执行模型的过程框架,重点研究了如何直接从体系结构底层数据转可执行模型的方法,从而为进行基于元模型的体系结构可执行评估提供模型基础,也为进一步实现体系结构自动化验证评估提供技术支持。实例验证了文章提出的方法。 相似文献
765.
766.
767.
768.
769.
770.
科学信息的快速发展给高校心理健康教育提出了新的挑战,网络多媒体相结合案例教学的教育模式已成为高校教育模式发展的趋势。文章阐述了在《心理健康教育》教学中运用网络多媒体技术结合案例教学的心得体会,分析了网络多媒体结合案例教学的优势。 相似文献