建筑科学
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玉树灾后重建重点工程建筑设计中国建筑学会,建筑学报杂志社《玉树灾后重建重点工程建筑设计》简要介绍了玉树结古镇总体规划、总体城市设计及控制性详细规划的相关内容,以笔谈、项目介绍、图纸等方式展示了玉树灾后重建重点建筑项目的建设情况。 -
钢轨焊接第3部分铝热焊接中华人民共和国国家铁路局TB/T1632 Welding o f Rails is published as four parts:-Part 1: General Technical Specifications;-Part 2: Flash Butt Welding;-Part 3: Thermit Welding;-Part 4: Gas Pressure Welding.This is the third part of TBlT1632.This part is drafted in accordance with rules in GB/T1. 1-2009.This part, which supersedes Welding of Rails Part 3: Thermit Welding (TB/T 1632. 3-2005), varies from TB/T1632. 3-2005 as follows:-The material requirements for thermit welding have been modified (3. 2 herein and 3. 2 in edition 2005) ;-The personnel requirements for thermit welding have been modified (3. 3 herein and 3. 3 in edition 2005) ;-The storage requirements and expiration date for the flux and sand mould that shall be included in the process manual have been added (3. 4 herein) ;-The requirements for elongation after fracture A)2. 0% are deleted, the requirements for impact resistance KUz >6. 0 J are deleted, the specification that elongation after fracture A and impact energy KU2 will not be used as a condition for delivery have been deleted (3. 5 herein and 3. 5 in edition 2005) ;-The test methods have been modified (Chapter 4 herein and Chapter 4 in edition 2005);-The impact test in the test method have been deleted (4. 6 in edition 2005) ;-The test rules have been modified (Chapter 5 herein and Chapter 5 in edition 2005).This part is proposed and managed by the Standards & Metrology Research Institute of the Ministry of Railways.This part is drafted by the Metals &, Chemistry Research Institute of China Academy of Railway Sciences and the Standards & Metrology Research Institute of the Ministry of Railways.This part is mainly drafted by Li Li, Cui Chenglin, Gao Songfu, Gao Wenhui and Zhu Mei.The previous standards superseded by this part include:-TB/T1632-1991;-TB/T1632. 2-1997 ;-TB/T1632. 3-2005. -
有砟轨道混凝土岔枕中华人民共和国国家铁路局This standard is drafted in accordance with rules in GB/T 1. 1-2009.This standard supersedes TB/T 3080-2003 Technical Speci fications for Concrete Turnout Sleepers with the following revisions:-Requirements for the performance of concrete and related raw materials have been revised (refer to section 3. 2 herein and section 3. 1 in edition 2003).-Requirements for the performance of stirrups have been revised (refer to section 3. 2. 7 herein and section 3. 1. 8 in edition 2003).-Requirements for concrete curing have been revised (refer to section 3. 3. 3 herein and section 3. 3. 6 in edition 2003).-The load values of static load crack resistance strength and fatigue strength of turnout sleepers have been revised, and the specific values are shown in the design drawing (refer to section 3. 4. 7 herein and section 3. 4. 2 and section 3. 4. 3 in edition 2003).-Technical requirements for the durability of concrete have been added (refer to section3. 4. 3, section 3. 4. 4 and section 3. 4. 5 herein).-Technical requirements for the dimensional deviation and appearance quality of turnout sleepers have been revised and stipulated respectively according to train speed (refer tosection 3. 4. 1 herein and section 3. 4. 4 in edition 2003).-The requirements for the time interval of approval test have been revised (refer to section5. 2. 1 herein and section 5. 3. 2. 3 in edition 2003).-The measuring method for the camber of turnout sleepers has been added (refer to section 4. 11).This standard is proposed and managed by Economic and Planning Research Institute, the Ministry of Railways.This standard is drafted by Railway Engineering Research Institute of China Academy of Railway Sciences, China Railway Engineering Consulting Group Co., Ltd. and China Railway Fangshan Bridge Co., Ltd. Beijing.This standard is mainly drafted by Fan Jia, You Ruilin, Du Xianggang, Hou Wenying, Pei Aihua, Zhou Zhaochun and Cao Fengjie.The previous edition of the standard superseded by this standard is TB/T 3080-2003. -
四川贫困村资金互助社发展研究郭,华本书着力于探索出适合四川贫困地区的农村金融服务模式迫在眉睫。对资金互助社的组织、运行、管理等方面进行创新研究,对进一步深化、丰富和完善合作金融理论、反贫困及贫困治理理论有着重要意义。同时,研究、完善和创新四川金融扶贫制度,关系到全省扶贫工作的稳步推进,关系到扶贫目标能否全面完成,对进一步创新金融扶贫方式,优化竞争性财政资金分配,有着重要意义。 -
粮食安全钟文峰近年来,中国的耕地在缩减,种粮的农民在减少,粮食的进口在增加,国际粮价在飙升,中国的粮食安全面临挑战。《粮食安全》综合研究了上述问题,在全球化背景下认真审视、严密推断。指出了美国等经济强国推行粮食霸权、企图控制其他国家乃至全世界的国际政治战略图谋,提出中国应采取的立场和对策。 -
谁为翘楚陆原暂缺简介... -
中国学者谈未来农业发展朱信凯,于亢亢农业是一个集技术、经济、政治和国家安全于一体,伴随和支撑着整个人类进化史,并随社会发展与进步越来越表现出多功能性的永恒的魅力产业。围绕“未来农业发展”这一决定中国现代化发展命运的重大战略问题,《中国学者谈未来农业发展(英文版)》以中国农业经营与建设主体的演变及其趋势等为基础,基于农业发展的历史视角等,考虑国情特点与地区差异,阐述了中国现代农业发展所迫切需要解决的新型经营与建设主体的制度环境、模式选择与发展道路等问题。 -
文化长廊霍兵,《天津滨海新区规划设计丛书》编委会《文化长廊:天津滨海新区文化中心规划和建筑设计》在天津滨海新区被纳入国家发展战略十周年之际,将天津滨海新区文化中心规划和建筑设计方案与实践创新梳理成书,详细介绍滨海新区文化中心的建设历程和技术突破。同时,《文化长廊:天津滨海新区文化中心规划和建筑设计》详细展示了2010—2011年、2011年—2013年、2013—2014年、2014—2015年文化中心规划与建筑设计国际咨询和实施方案的相关成果,因地制宜,结合滨海新区地方特色,探索适合滨海新区的设计方法,寻找符合新区发展要求的文化中心规划和建筑设计。 -
英汉词典张柏然本词典收词近50000条,既收录英语核心词汇,又扩充常用派生词和短语,能满足大、中学生及教师和其他英语学习者的查询需求。针对在学习、使用英语中的实际困难,词典中专门设有用法说明栏、同义词辨析栏,大大强化学习功能。本词典还特别重视语词语法信息,在正文行间对单词的语法特征附加诸多提示;标明了词条的词类、词源、修辞色彩等额外语用信息,帮助读者得体地遣词造句。另外,词典中提供丰富例证表明词汇在语言环境中的用法,进一步扩充词目信息。 -
英汉双解词典周全珍本词典共收录英语单词、短语和扩展词近50000条。这些词条主要选自高等学校英语专业基础阶段教学大纲、现行全日制高级中学英语教学大纲和比较权威的英汉词典等。 本词典具有英汉双解的功能,不仅可以让使用者正确地理解每个单词和短语的含义,同时又能让使用者准确恰当地运用它们。本词典博采众长,融英语解释、汉语释义、例证、短语、派生词等为一体,设计新颖,例句丰富,实用性强,使用方便,是适合我国中学生、大学生及英语自学者使用的工具书,同时也可作为英语教师的教学参考书。
