结果:找到“model solution”相关内容104个,排序为按回复时间降序,搜索更多相关帖子请点击“高级
Student Solution Manual to Accompany Loss Models From Data to Decisions 5th PDF
2 个回复 - 2410 次查看 内容为PDF版本的第五版Loss Models答案手册2020-11-29 11:21 - Annui - CAA、SOA精算师等考证版
solution manual of Mathematical models in biology,Elizabeth S
3 个回复 - 509 次查看 solution manual of Mathematical models in biology,Elizabeth S Elizabeth S. Allman, John A. Rhodes - Mathematical models in biology_ solution manual-Cambridge solution manual of Mathematic ...2022-5-27 14:38 - Lala-20200 - 现金交易版
solution Manuel --an introduction to stochastic modeling
315 个回复 - 52430 次查看 solution Manuel --an introduction to stochastic modeling 注意: 只有奇数习题的答案。这个pdf 只是答案不是书。 答案所对应的书的全称是 An Introduction to Stochastic Modeling, by Mark A. Pinsky and Samu ...2012-12-28 06:32 - 匿名 - 计量经济学与统计软件
Empirical Agent-Based Modelling - Challenges and Solutions
14 个回复 - 968 次查看 English | PDF | 2014 | 254 Pages | ISBN : 1461461332 This instructional book showcases techniques to parameterise human agents in empirical agent-based models (ABM). In doing so, it provides a ti ...2018-7-16 13:50 - igs816 - 经管书评
Revisiting the solution of dynamic discrete choice models: time to bring back to
2 个回复 - 274 次查看 【作者(必填)】Jack Britton and Ben Waltmann 【文题(必填)】Revisiting the solution of dynamic discrete choice models: time to bring back Keane and Wolpin(1994) 【年份(必填)】 2021 【全文链接或数 ...2022-11-23 09:03 - liuhanzhong - 文献求助专区
[免费下载]Solutions Manual for Introduction to Probability Models, 10th Edition
81 个回复 - 35978 次查看 【免费下载】Instructor's Manual to Accompany Introduction to Probability Models, 10th Edition Sheldon M. Ross随机过程经典教科书的完整习题解答。论坛有第9版的解答,但似乎没有第10版的,所以提供第10版的 ...2012-2-25 01:59 - clchen - 经济金融数学专区
Modeling Monetary Economies 4th Solutions
9 个回复 - 2709 次查看 Modeling Monetary Economies 4th Edition的配套学习手册及答案2020-4-3 21:35 - ZSwcd102 - 宏观经济学
Using Corner Solution Models to Estimate
1 个回复 - 1221 次查看 Estimating the Marginal Cost of Railway Track Renewals Using Corner Solution Models Authors:Mats Andersson*, Andrew Smith**1, Åsa Wikberg*, Phillip Wheat**2021-10-21 12:29 - 阿翔啊我的儿啊 - 微观经济学
A multi-stage methodology for the solution of orientated DEA models
5 个回复 - 1064 次查看 【作者(必填)】Tim Coelli 【文题(必填)】 A multi-stage methodology for the solution of orientated DEA models 【年份(必填)】1998 【全文链接或数据库名称(选填)】https://www.sciencedirect.com/scie ...2021-6-14 18:59 - laotou1997 - 求助成功区
SAS Predictive Modeling with SAS Enterprise Miner Practical Solution for Busine
0 个回复 - 722 次查看 《SAS Predictive Modeling with SAS Enterprise Miner Practical Solution for Business Applications 3rd Editon》分享2020-12-15 13:13 - a743048072 - SAS专版
求Loss Models 第四版的solution manual 答案手册
4 个回复 - 4905 次查看 求Loss Models:from Data to Decisions (Klugman, Panjer, Willmot) 第四版 solution manual 答案手册(电子版) 万分感谢 第三版也行2013-4-9 23:11 - oldman258 - Forum
免費 A Stochastic Volatility LIBOR Market Model with a closed form solution
8 个回复 - 3072 次查看 A Stochastic Volatility LIBOR Market Model with a closed form solution by Hazim Nada Imperial College London Centre for Quantitative Finance 1 Introduction 6 2 Literature Review 9 2.1 Review ...2009-10-12 15:58 - martinnyj - 金融学(理论版)
Methods of solution for dynamic rational expectations models: A survey
2 个回复 - 454 次查看 【作者(必填)】 Olivier J. Blanchard[/backcolor] [/backcolor] [/backcolor][/backcolor]【文题(必填)】 Methods of solution for dynamic rational expectations models: A survey 【年份(必填)】 Economic ...2020-10-24 21:23 - hartliu - 求助成功区
求Applied Linear Statistical model & Solution manual
0 个回复 - 1531 次查看 求Applied Linear Statistical model的课后习题答案2020-10-15 20:22 - 吕思聪 - 计量经济学与统计软件
Generating and Leveraging Customer Data Assets: Solutions Business Models
0 个回复 - 423 次查看 【作者(必填)】 C Baden-Fuller, DJ TeeceC Baden-Fuller, DJ Teece【文题(必填)】 Generating and Leveraging Customer Data Assets: Solutions Business Models 【年份(必填)】 2020 【全文链接或数据库名称 ...2020-8-19 14:11 - 肖bin学经济 - 文献求助专区
The solution of linear difference model...... (Blanchard & Kahn,1980)
2 个回复 - 960 次查看 分享一篇高宏学习过程中的必读论文: Title: The solution of linear difference model under rational expectation Aurthor: Olivier Jean Blanchard and Charles M. Kahn2020-2-22 12:19 - yedenghuan2013 - 宏观经济学
求助论文:The Solution of Linear Difference Models under Rational Expectations
4 个回复 - 392 次查看 【作者(必填)】Olivier Jean Blanchard and Charles M. Kahn 【文题(必填)】 The Solution of Linear Difference Models under Rational Expectations【年份(必填)】1980 年【全文链接或数据库名称(选填)】https://w ...2019-4-12 10:22 - Dragon腾 - 求助成功区
multiple indicator solution model 计算
0 个回复 - 1014 次查看 我想用multiple indicator solution model 处理 logit model 和probit model 的内生性问题。 求哪位大神指导一下stata的code怎么写。 完全不知道那个虚拟的P1,P2怎么设出来。2019-5-20 01:40 - 277958250 - Stata专版
Modeling and multi-objective decision making for conflict resolution
0 个回复 - 400 次查看 【作者(必填)】Li D, Halmcs YY 【文题(必填)】Modeling and multi-objective decision making for conflict resolution 【年份(必填)】1986 【全文链接或数据库名称(选填)】2019-4-26 08:38 - 落寞无果 - 文献求助专区
Data Mining with SPSS Modeler: Theory, Exercises and Solutions
153 个回复 - 24393 次查看 Data Mining with SPSS Modeler: Theory, Exercises and Solutions Springer | Statistics Textbook | July 8, 2016 | ISBN-10: 3319287079 | 1069 pages | pdf | 82.44 mb Opens data mining to those withou ...2016-6-15 13:57 - igs816 - SPSS论坛
Solutions of Linear Rational Expectations Models
1 个回复 - 446 次查看 【作者(必填)】 L. Broze, C. Gourieroux and A. Szafarz 【文题(必填)】 Solutions of Linear Rational Expectations Models【年份(必填)】 Econometric Theory Vol. 1, No. 3 (Dec., 1985), pp. 341-368 ...2019-1-10 07:36 - leosong - 求助成功区
SAS and SPSS Program Solutions for use with Applied Linear Statistical Models
0 个回复 - 1028 次查看 【作者(必填)】McGraw-Hill/Irwin 【文题(必填)】SAS and SPSS Program Solutions for use with Applied Linear Statistical Models 【年份(必填)】5 edition 2004 or older edition 【全文链接或数据库名称 ...2018-12-6 23:18 - vanvae - 文献求助专区
Solutions to Introduction to Probability Models - Ross
7 个回复 - 3482 次查看 [ 本帖最后由 roadta@163.com 于 2012-4-8 00:58 编辑 ] **** 本内容被作者隐藏 ****2012-4-8 00:53 - roadta@163.com - Forum
Practical Solutions for Sampling Alternatives in Large-Scale Models
1 个回复 - 500 次查看 【作者(必填)】 Andrew Daly 【文题(必填)】 Practical Solutions for Sampling Alternatives in Large-Scale Models 【年份(必填)】 2014 【全文链接或数据库名称(选填)】https://trrjournalonline.trb.org/ ...2018-7-15 10:08 - peterxu1969 - 求助成功区
tobit 和two-parts model解决corner solutions的区别
6 个回复 - 1841 次查看 如题,请教各位坛友。tobit 和two-part model解决corner solutions时候有什么区别呢?这二者都可以用来解决因变量中有一部分为0,其余在正数上连续的情况,那他们的适用情况分别是什么? 还望有知道的人不吝赐教啊! ...2013-6-18 16:28 - gongxuche1991 - 爱问频道
Modelling with the Master Equation: Solution Methods and Applications in Social
4 个回复 - 449 次查看 English | PDF | 2017 | 355 Pages | ISBN : 3319602993 | 9 MB This book presents the theory and practical applications of the Master equation approach, which provides a powerful ...2017-12-1 17:20 - igs816 - 经管书评
分享个Solutions Manual to Loss Models 3rd Edition
64 个回复 - 13897 次查看 Loss Models 第三版答案~ 自己拍的~ 搜了一下~貌似没人发过~如果发重了的话请管理员删贴吧~~2013-5-12 10:19 - 匿名 - Forum
data mining concepts models methods and algorithms 2nd edition solution manual
3 个回复 - 1995 次查看 【作者(必填)】 Mehmed Kantardzic 【文题(必填)】 data mining concepts models methods and algorithms 2nd edition solution manual 【年份(必填)】 2005 【全文链接或数据库名称(选填)】https://www.amazo ...2017-3-13 15:42 - jennylujiayin - 文献求助专区
Global classical solution to a chemotaxis consumption model with singular sensit
3 个回复 - 531 次查看 【作者(必填)】 DongmeiLiu 【文题(必填)】Global classical solution to a chemotaxis consumption model with singular sensitivity 【年份(必填)】2018 【全文链接或数据库名称(选填)】https://www.science ...2018-2-28 21:24 - xiaosongshu1 - 求助成功区
【2014 Springer】Empirical Agent-Based Modelling - Challenges and Solutions
52 个回复 - 4589 次查看 Empirical Agent-Based Modelling - Challenges and Solutions: Volume 1, The Characterisation and Parameterisation of Empirical Agent-Based Models Alexander Smajgl (Editor), Olivier Barreteau (Editor) ...2013-10-17 06:56 - leonkd - 计量经济学与统计软件
Solution Manual to Loss Models 4th Edition (2012)
21 个回复 - 6432 次查看 2013-12-27 10:48 - mycroft0507 - Forum
solution manual for mathematical methods and models for economists
0 个回复 - 1318 次查看 求一份Angel de la Fuente 的教材《mathematical methods and models for economists》的solution manual。 是习题答案不是书本哦。2017-9-16 09:02 - 阿狸与桃子 - 悬赏大厅
【书籍下载】Applied Linear Statistical Models.5th Ed and Solution manual
51 个回复 - 19226 次查看 *名称: Applied Linear Statistical model & Solution manual.这应该是美国统计课程比较常用的一本书。 By Michael H. Kutner, John Neter, Chris J. Nachtsheim, William L McGraw-Hill/Irwin;5 edition (2005) ...2011-3-26 08:37 - carriehuk - 计量经济学与统计软件
Building a Process Output Optimization Solution using Multiple Models, Ensemble
7 个回复 - 1005 次查看 **** 本内容被作者隐藏 ****2017-3-4 08:26 - oliyiyi - LATEX论坛
求Modeling Techniques in Predictive Analytics: Business Problems and Solutions
2 个回复 - 2122 次查看 Modeling Techniques in Predictive Analytics: Business Problems and Solutions with R [Hardcover] Thomas W. Miller (Author)2014-2-11 15:42 - 鲛人泣月 - 悬赏大厅
免费下载Data Mining with SPSS Modeler - Theory, Exercises and Solutions
1 个回复 - 2723 次查看 Data Mining with SPSS Modeler - Theory, Exercises and Solutions-Springer International Publishing (2016) 为数不多的SPSS Modeler的书,百度网盘链接请看附件内容。2016-11-1 21:49 - 刘家二少 - SPSS论坛
Financial_Modeling 4th Student Solution Mannual by Simon_Benninga
0 个回复 - 1359 次查看 Good Luck!2016-10-16 18:01 - banker111 - 会计与财务管理
solution manual to accompany Applied survival analysis regression modeling of ti
6 个回复 - 1567 次查看 【作者(必填)】 David W. Hosmer 【文题(必填)】 solution accompany to Applied survival analysis regression modeling of time-to-event data 【年份(必填)】2008 【全文链接或数据库名称(选填)】2016-9-23 05:21 - charlmei - 文献求助专区
Data Mining with SPSS Modeler: Theory, Exercises and Solutions
2 个回复 - 1416 次查看 ntroducing the IBM SPSS Modeler, this book guides readers through data mining processes and presents relevant statistical methods. There is a special focus on step-by-step tutorials and well-docum ...2016-5-8 08:09 - ReneeBK - winbugs及其他软件专版
Matrix-Geometric Solutions in Stochastic Models: An Algorithmic Approach
1 个回复 - 1210 次查看 【作者(必填)】 Marcel F. Neuts 【文题(必填)】 Matrix-Geometric Solutions in Stochastic Models: An Algorithmic Approach 【年份(必填)】 1995年1月9日 【全文链接或数据库名称(选填)】2016-5-11 16:14 - kirov1 - 文献求助专区
A Multiresolution Stochastic Process Model for Predicting Basketball Possession
1 个回复 - 825 次查看 【作者(必填)】Daniel Cervone, Alex D’Amour, Luke Bornn, Kirk Glodsberry 【文题(必填)】A Multiresolution Stochastic Process Model for Predicting BasketballPossession Outcomes 【年份(必填)】2016 ...2016-5-10 21:04 - dliangfranklin - 求助成功区
求loss model from data to decision 4th ed pdf & solution manual
2 个回复 - 2197 次查看 求loss model from data to decision 4th ed pdf & solution manual2016-5-4 02:18 - oliviadd - 爱问频道
modeling monetary economies solution
0 个回复 - 696 次查看 现在没有论坛币,有没有好心人给我一个下载链接。在线等挺急的。2016-4-19 10:11 - jialunhuang - 灌水吧
誰有Loss Model 3rd Edition的solution manual啊!!?
1 个回复 - 1751 次查看 找了很久了啊,怎也找不到2013-4-20 01:22 - lpgexe - Forum
solution manual a first course in linear model theory
0 个回复 - 1533 次查看 2016-2-10 07:16 - koushui123 - 悬赏大厅
Temporal Resolution of Uncertainty and Recursive Models of Ambiguity Aversion
1 个回复 - 626 次查看 【作者(必填)】Tomasz Strzalecki† 【文题(必填)】Temporal Resolution of Uncertainty and Recursive Models of Ambiguity Aversion 【年份(必填)】2013 【全文链接或数据库名称(选填)】http://onl ...2016-1-26 18:14 - blueskyy - 求助成功区
Online Multiresolution Volumetric Mass Spring Model for Real Time Soft Tissue De
2 个回复 - 711 次查看 【作者(必填)】Celine Paloc, Fernando Bello, Richard I. Kitney, Ara Darzi 【文题(必填)】Online Multiresolution Volumetric Mass Spring Model for Real Time Soft Tissue Deformatio 【年份(必填)】2002 ...2016-1-18 14:16 - hebaoxing - 求助成功区
Loss model from data to decision solution
11 个回复 - 3663 次查看 最近看到大家需要loss modelsolution, 我就来分享下吧! 小弟缺论坛币,求大家支持啊! 如果嫌贵了,和我说,可以降价,或者私下联系直接免费发你2014-10-3 01:35 - rsheng1 - Forum
introduction to probability models with solution manual-9th ed Ross
15 个回复 - 7582 次查看 压缩包内含introduction to probability models by Sheldon Ross第9版和完整的习题答案两本书。本来想免费送给大家的,但自己需要下两本书,多多包涵。注:第9版和第10版内容差不多,第10版多加了一些内容,但习题和 ...2011-1-14 13:09 - shorty - 计量经济学与统计软件
求Predictive Modeling With SAS Enterprise Miner: Practical Solutions
2 个回复 - 2105 次查看 Predictive Modeling With SAS Enterprise Miner: Practical Solutions for Business Applications Kattamuri S. Sarma (Author)2014-2-14 09:50 - 鲛人泣月 - 求助成功区
Instructor Solutions Manual to accompany Applied Linear Statistical Models
3 个回复 - 2275 次查看 InstructorSolutions Manualto accompanyApplied LinearStatistical Models2013-10-2 23:07 - dq901028 - 计量经济学与统计软件
答案solution manual-Introduction to Probability Models, 9ed by Sheldon M. Ross
94 个回复 - 29326 次查看 学随机过程的同学基本都知道该书,这是全部习题答案。 答案(solution manual)--应用随机过程概率模型导论(第9版) +Introduction to Probability Models, Ninth Edition by Sheldon M. Ross2009-9-20 01:08 - lwddz - 金融工程(数量金融)与金融衍生品
Solution to accompany Loss Models : From Data to Decisions
10 个回复 - 5171 次查看 Does anybody have Solution to accompany Loss Models : From Data to Decisions 3rd edition? urgent!!!! I have difficulties in solving some questions in the textbook. thank you!!!2011-3-20 20:46 - trashyu - 风险管理
Modeling Micro-Macro Relationships: Problems and Solutions
1 个回复 - 1122 次查看 【作者(必填)】 Department of Sociology 【文题(必填)】 Modeling Micro-Macro Relationships: Problems and Solutions 【年份(必填)】 The Journal of Mathematical Sociology, Volume 35, Issue 1-3, 2011 ...2014-7-31 06:01 - yinhezhiwang - 求助成功区
Design of variable resolution for model selection
1 个回复 - 1023 次查看 【作者(必填)】 [*]C. Devon Lina, , , [*]Susanne Morrillb, 1, 【文题(必填)】Design of variable resolution for model selection 【年份(必填)】2014 【全文链接或数据库名称(选填)】http://www.s ...2014-7-16 10:55 - ozj9325 - 求助成功区
Stability of periodic solutions for a model of genetic repression with delays
1 个回复 - 565 次查看 【作者(必填)】 【文题(必填)】 【年份(必填)】 【全文链接或数据库名称(选填)】http://link.springer.com/article/10.1007/BF00275712#2014-6-11 16:05 - chaoyang712 - 求助成功区
[送书]Loss Model 官方课后题solution
13 个回复 - 4857 次查看 书没用过 也不用了 第三版的课后习题解集 免费送 邮资自理 我在美国 请提供USPS label 展内联系2013-3-3 09:27 - nloth - Forum
求Modeling Techniques in Predictive Analytics: Business Problems and Solutions w
0 个回复 - 1571 次查看 Modeling Techniques in Predictive Analytics: Business Problems and Solutions with R [Hardcover] Thomas W. Miller (Author)2014-2-13 11:10 - 鲛人泣月 - 悬赏大厅
求Solution mannual to Linear Statistical Models by Stapleton
4 个回复 - 2142 次查看 谁有LINEAR STATISTICAL MODELS (Stapleton) 啊? 第一版,第二版都可以.  愁, 刚上统计课,看不懂啊. 2010-9-10 23:12 - sakakawea - 计量经济学与统计软件
[悬赏]求Loss Model 第三版 solution manual
9 个回复 - 3362 次查看 求Loss Model 第三版的 Solution Manual! 万分感谢!2013-1-21 13:12 - beebeechen - Forum
求"Models for quantifying risk SOLUTION MANUAL"
4 个回复 - 4238 次查看 求第三版的"Models for quantifying risk solution manual" by Robin Cunningham, Richard London. 不胜感激!2009-9-12 09:21 - yoyo61761 - Forum
The transition from products to solutions: External business model fit
1 个回复 - 598 次查看 【作者(必填)】Fabiana Nogueira Holanda Ferreiraa, , João F. Proença, Robert Spencer,Bernard Cova 【文题(必填)】The transition from products to solutions: External business model fit and d ...2013-11-4 20:23 - moorefen - 求助成功区
The transition from products to solutions: External business model fit
3 个回复 - 966 次查看 【作者(必填)】FNH Ferreira, JF Proença, R Spencer 【文题(必填)】The transition from products to solutions: External business model fit and dynamics 【年份(必填)】2013 【全文链接或数据库名 ...2013-8-31 14:54 - warsky - 求助成功区
Can integrated solutions business models work in construction?
5 个回复 - 766 次查看 【作者(必填)】Brady, T., Davies, A. and Gann, D. M 【文题(必填)】Can integrated solutions business models work in construction? 【年份(必填)】2005 【全文链接或数据库名称(选填)】http://www.ta ...2013-8-14 23:48 - warsky - 求助成功区
Numerical Solution of Stochastic Differential Equations (Stochastic Modelling an
7 个回复 - 3401 次查看 【作者(必填)】 Peter E. Kloeden , Eckhard Platen 【文题(必填)】 Numerical Solution of Stochastic Differential Equations (Stochastic Modelling and Applied Probability) 【年份(必填)】2010 ...2013-4-9 06:25 - johnzi0128 - 求助成功区
A solution business model: Capabilities and management practices
3 个回复 - 706 次查看 【作者(必填)】Kaj Storbacka 【文题(必填)】A solution business model: Capabilities and management practices for integrated solutions 【年份(必填)】2011 【全文链接或数据库名称(选填)】http://www.scien ...2013-7-24 16:12 - warsky - 求助成功区
求助A solutions manual for General equilibrium, overlapping generations models
4 个回复 - 6235 次查看 50论坛币求助书籍 若有人有的话,请直接贴出来,然后标价50个论坛币,我将购买。谢谢~ 【作者(必填)】 Truman F. Bewley is Alfred Cowles Professor of Economics at Yale University. 【文题(必填)】 A so ...2013-5-23 19:13 - alfredyuan - 求助成功区
tobit与two part model对解决corner solution的区别
0 个回复 - 2695 次查看 如题,求教各位坛友,运用tobit和two part model 解决corner solution的区别在哪里?二者貌似都可以用于解决因变量在正值域上连续但以正概率取0的问题。翻阅wooldridge的书没有找到关于two part model的介绍。还望大 ...2013-6-18 12:56 - gongxuche1991 - 计量经济学与统计软件
Accelerating Non Linear Perfect Foresight Model Solution by Exploiting the Stead
3 个回复 - 760 次查看 【作者(必填)】Gary S. Anderson 【文题(必填)】Accelerating Non Linear Perfect Foresight Model Solution by Exploiting the Steady State Linearization 【年份(必填)】1999 【全文链接或数据库名称(选 ...2013-3-20 20:34 - peter - 求助成功区
求Loss Models 第三版的solution manual 答案手册
1 个回复 - 1880 次查看 求Loss Models:from Data to Decisions (Klugman, Panjer, Willmot) 第三版 solution manual 答案手册(电子版) 万分感谢!2013-1-21 13:15 - beebeechen - 悬赏大厅
OPTIMAL POLICY IN RATIONAL EXPECTATIONS MODELS: NEW SOLUTION ALGORITHMS
2 个回复 - 846 次查看 【作者(必填)】 RICHARD DENNIS 【文题(必填)】OPTIMAL POLICY IN RATIONAL EXPECTATIONS MODELS: NEW SOLUTION ALGORITHMS 【年份(必填)】2007 【全文链接或数据库名称(选填)】http://journals.cambridge. ...2013-1-28 13:46 - peter - 求助成功区
Applied Statistical Models Instructor Solution Manual老师参考答案
2 个回复 - 2102 次查看 此答案与书Linear Regreesion Models(4版) 或者Linear Statistical Models 配套使用 Linear Regreesion Models是Linear Statistical Models的前14章2010-2-2 10:36 - bynbutterfly - 金融学(理论版)
JAMES我看到你上传了LOSS MODEL的pdf,不知道你有没有这书的solution file?
3 个回复 - 1463 次查看 有的话能上传下与大家同乐么,thx xD2013-1-12 16:05 - skip_2_my_lou - Forum
Amos分析结果都很好,但是出现:the solution is not admissionable的提示(在notes for Model中),为什么?
1 个回复 - 2729 次查看 Amos分析结果都很好,但是出现:the solution is not admissionable的提示(在notes for Model中),为什么?2008-4-15 18:28 - jiaqionghit - LISREL、AMOS等结构方程模型分析软件
solution manual for introduction to regression modeling, by Bovas Abraham
0 个回复 - 2306 次查看 有在懸賞區懸賞 但沒仁回應 想說統計牛人在這邊比較多 不知有沒有人有有這本書的解答版2012-12-19 18:32 - PeterLukas - 计量经济学与统计软件
solution for introduction to regression modeling, by Bovas Abraham
3 个回复 - 3561 次查看 如題,求詳解 作者是waterloo的教授2012-12-18 18:50 - PeterLukas - 悬赏大厅