建筑结构课后作业参考答案.doc

management systems and measures established by, and a number of pragmatic, combined part-time workforce education information, the protection of the digital campus construction and sustainable development. Six Bureau attaches great importance to information technology security, information technology security, entrust XX City Center for educational information and equipment dedicated to the work. Network security leading group was set up, chaired by the Education Bureau Chief, head, for XX education Metro-network and information security emergency response leadership. Deputy group leader for XX educational metropolitan area network and information security emergency response coordination, command. The team assist leader and deputy leader, responsible for network XX network security and information . Team. Information security work Conference held each semester, and deployment of information security of documents issued on a regular basis. Information security assessment is included in the annual index. Strictly implement the information security budget to ensure information security of investment. By XX, education information and equipment Centre XX network network security and information security. According to the information technology security requirements, issued a document requires schools (units) implement, defined the information security guidelines, specific work practices, procedures, and requirements. Clear industry information security incidents (accidents) to detect, report and disposal processes. According to self-examination, the school (units) basic established has network security management system; the school (units) according to this units actual, established has units personnel management, information system room management, and equipment management, and media management, and network security construction management, and shipped dimension management, and service outsourcing, management system; developed has computer and the network of network security responsibility held system, signed has network security responsibility; website of information management personnel is responsible for confidential management, password management, on computer enjoys independent right, User name and password of the computer for its proprietary, and release of provisions is prohibited, such as leaks, investigated for responsibility. According to who is in charge of whos in charge, who is running and who is responsible for, who uses principles of who is in charge of management schools (units) defined the roles and responsibilities of information security, assurance responsibilities to schools. XX city schools (units) total site 20, 19 of which were not classified security protection assessment, of which 1 (XX education and resource network) for classified security protection levels, without third-level information systems. Total education information systems 1 (XX education cloud platform), contains features with e-Government, resource library, test database, mail services, such as e-books, all intranet services. No for grade protection grading record and evaluation of school (units), requirements the school (units) according to information security grade protection about policy and standard, organization carried out information security grade protection security management system construction, and technology measures construction and grade evaluation, implementation grade protection system of the requirements, makes information system security management level obviouslyfacility up to 160 million Yuan, according to the standard, high quality planning XX educational metropolitan area network realizes Wan Zhaokuan to schools, hundreds of megabytes of broadband to the table, wire (ie: Web, video, audio) to the target, electronic whiteboards, multimedia classrooms, remote interactive video teaching system of modern educational equipment in the classroom. . With Intel company on XX Education City domain network of topic case design, relies on Cisco company thought Shu aid chuan project staff free provides has three years technology support, from 2009 began, according to high standards, and high of work thought, and manpower planning, and points step implementation, using school earthquake Hou reconstruction of opportunities, again planning elementary and middle schools campus network and education city domain network, and local broadcasting network company cooperation, using broadcast TV network, will physical fiber laying to each school, to minimum of cost achieved has physical fiber school school pass; Each school construction standards of campus network and network access to all rooms; XX education metropolitan area network center machine room equipment in the Ministry of education standardization management platform, the Central Library of audio-visual education resources, set up a Chinese teacher education cloud platform, implemented links the two platforms. At present, the citys primary and middle school students to computer 3198, vitality than 10:1; 809 equipment classes through the classroom (primary and secondary); 36 of the campus network. The establishment of an advanced, practical Gigabit educational metropolitan area network, the citys schools have access to educational metropolitan area network, schools have computer networks, closed-circuit television network, broadcast networks into the classrooms, realize the triple play. Schools share Internet bandwidth, can meet the needs of teaching of the school office and at any time. According to Ministry of education on full started implementation teaching points digital education resources full cover project of notification (taught technical letter (2012) 74th,) and XX Province Department of education on issued XX province teaching points digital education resources full cover project implementation views of notification (chuan taught letter (2013) 18th,) requirements, I city 6 a teaching points implementation teaching points digital education resources full cover project, combined I city specific situation, developed issued has XX City Bureau on teaching points digital resources full cover project of implementation programme, Established XX, full coverage of digital resources in modern distance education teaching project leading group, XX, chaired the Secretary for education. Established, digital resources in modern distance education teaching, XX full coverage project group, XX, Director of the Center for educational information and equipment chaired Zhu Guiyan, responsible for distance education digital resources covering project work. Projects in XX city school digital resources in modern distance education teaching full-coverage project leading group, digital resources in modern distance education teaching, and XX full coverage project group leadership and organization, in accordance with the unified arrangement of the whole province, responsible for university education digital resources covering project management and implementation. According to provinces arrangements, I Center has arrangements Gong improve, security prevention capacity obviously enhanced, security hidden and security accident obviously reduced, effective guarantees information health development. XX Education Centre regularly carry out day-to-day network security monitoring information and equipment. By the appropriate technical staff, XX network engine room maintenance staff on site management and maintenance on a regular basis, scheduled viewing of networks, systems, databases and associated equipment operating conditions, and make a record. Computer lab maintenance managers regularly run a variety of devices in the school information system parameters, server systems and various data backup, so that there was a hardware failure in a system crash can resume quickly and efficiently. Computer lab maintenance managers establish a network antivirus system, Avira Virus system on a regular basis, and anti-virus software security assessment, time to upgrade. Computer lab maintenance management for all equipment in the room a regular dust, replace the old label. Regularly host servers, network switches, core routing, firewalls, hardware maintenance, such as equipment failure, should be processed in a timely manner in order to ensure safe and reliable operation of the system. In XX city information and equipment was established within the Centre, educational metropolitan area network center machine room XX. Servers and data stores and applications to set up in XX City metropolitan area network center machine room. WindowsServer2003, windowsServer2008, windowsServer2012, Linux, the operating system, the database for SQL Server2008, Office software, such as Microsoft Office software. Schools (units) of computer, information system security products for domestic products, including the use of 360 and kingsoft Internet security software. XX education metropolitan area network used by the server for HP, firewall and information security product for Huawei and Cisco products. In their daily work, to publicize related knowledge and information security considerations. Enhanced global awareness of network and information security, and strive to achieve network everyone knows security and virus before the guard, to improve network and information security, ensure that the XX education system network and information system security. Tracking reporting system requires all parties to strengthen collaboration, work closely with emergency safety plan developed XX education metropolitan area network, regularly carry out emergency drills, and carried out special funds every year to protect the security of information. Annual 2-3 professional training for network managers in the city, forming technology with a strong professional and technical team, school network managers on common network failures and be capable of solving security issues. Issues that cannot be resolved, timely forms of meetings, such as meetings, analysis, and solutions through a meeting, without rolling up the ability to solve problems, and feedback to superiors in writing departments to resolve. Through self-examination, we are well aware, relative lack of investment in education, facilities and equipment for further updates, education development is still uneven, new education concepts need to be further enhanced to some extent and restricting the development of city education. We will take the opportunity of government supervision, to strive for the province education demonstration counties as a driving force, further increase input in education, efforts to promote thelong wing, and Li Wanfu, and Michael Jenkins, and Chen Jian, and Song and xiaochuanyun, 7 bit comrade participate in province backbone face-to-face or network learning, do each teaching points are has teachers participate in training, October 17, 2013, issued XX city education information and equipment Center on requirements the teaching points school for good satellite ground station installation prepared of notification, requirements school related management personnel familiar XX province teaching points digital education resources full cover project construction management manual, Particularly with regard to installation preparation parts according to the point of XX province full coverage of digital educational resources in the project construction management manual . Devices are able to receive TV signals and IP data, the schools have school training and school-based application to use good. Actively organize implementation of a division of a class, a teacher in one class activity. XX in XX city first to complete full registration of teachers working in this city, XX, Sun class rate of 54 per cent respectively, the forefront. In XX, a division of a class, a class a total ranked first in Division activities, was awarded the national ministerial one, 2 provincial second prize, third prize at the provincial level 3. Actively organize implementation of the e-learning space the work of everyone. At present, in the open space of public service platform of provincial educational resources teachers number 2444, 83 to the total number of teachers, student number is 6569 of the open space, the citys total students 18.31 to (junior high school students in 30 above, students not required), registration number to meet the requirements of teachers and students, in XX in first place. Five, information technology application capability as a means to boost teaching of teachers to use information, Education Bureau of XX title and modern educational technology teacher assessment levels linked to the examination; launched a provincial model school of modern education technology selection, advanced unit in education a year (individual) award. To expedite education informatization work, the city established the school running level of supervision and assessment system. Information education in school performance evaluation, education assessment information work more than to cut weight 10. Practice is a regular room supervision, education information steering, steering, steering with the end, principals of education information into performance assessment and school level monitoring and evaluation, to develop a scientific, operational education information steering assessment methods, tracking management of education information and applications. By March 2016, 100 of the teachers, I participated in a national educational technology training for primary and secondary school teachers, the teachers have made to cut 80 primary and middle school teachers educational technology proficiency test certificate. At present, all schools have access to broadband networks. Training classification training of teachers, school teachers, academic leaders, information technology, teacher training and network management personnel from the County, within the school back to school training once training is complete. Through this mode of classification training, information technology application capability training of teachers in our city reached 100. XX series of effective information 参考答案参考答案 1-4 答：答：通常把 10 层及 10 层以上（或高度大于）的房屋结构称为高层房屋结构，而m28 把 9 层及以下的房屋结构称为多层房屋结构。 1-8 (B) （参考高层建筑结构设计方鄂华 钱稼茹 叶列平 编著 中国建筑工业出版 社 P13 第二段 弯曲型：层间位移由下至上逐渐增大。 ） 1-9 (A) （参考高层建筑结构设计方鄂华 钱稼茹 叶列平 编著 中国建筑工业出 版社 P10 第一段 剪切型：层间位移由下至上逐渐减少。 ） 1-10 (C) 1-11 (B) 1-12 (C) 1-14 (D) 1-15 (C) 2-1 答答:安全性、适用性、耐久性。 2-2 答答：作用指施加在结构上的集中力或分布力（称为直接作用，即通常所说的荷载）以 及引起结构外加变形或约束变形的原因（称为间接作用） 。 直接作用是指施加在结构上的集中力或分布力，即通常所说的荷载。 间接作用是引起结构外加变形或约束变形的原因。 作用分为永久变形，可变作用和偶然作用。 永久作用：是指在设计基准期内量值不随时间变化，或其与平均值相比可以忽略不计的作 用。 可变作用：是指在设计基准内其量值随时间而变化，且其变化与平均值相比不可忽略的变 化。 偶然作用：是指在设计基准期内不一定出现，而一旦出现其量值很大且持续时间很短的作 用。 2-3 答：答：作用效应：由作用引起的结构或结构构件的反应。作用效应具有随机性的特点。 结构抗力：结构或构件承受作用效应的能力。结构抗力具有随机性的特点。 2-6 答：答：极限状态：整个结构或结构的一部分超过某一特定状态就不能满足设计规定的某 一功能要求，此特定状态为功能的极限状态。 极限状态可分为：承载力极限状态和正常使用极限状态。 2-9 （C） 2-10 (D) 2-11 (D) 2-12 (C) 3-3 答：答：钢筋的屈服强度、抗拉强度、伸长率、和冷弯性能是检验有明显屈服点钢材的四 management systems and measures established by, and a number of pragmatic, combined part-time workforce education information, the protection of the digital campus construction and sustainable development. Six Bureau attaches great importance to information technology security, information technology security, entrust XX City Center for educational information and equipment dedicated to the work. Network security leading group was set up, chaired by the Education Bureau Chief, head, for XX education Metro-network and information security emergency response leadership. Deputy group leader for XX educational metropolitan area network and information security emergency response coordination, command. The team assist leader and deputy leader, responsible for network XX network security and information . Team. Information security work Conference held each semester, and deployment of information security of documents issued on a regular basis. Information security assessment is included in the annual index. Strictly implement the information security budget to ensure information security of investment. By XX, education information and equipment Centre XX network network security and information security. According to the information technology security requirements, issued a document requires schools (units) implement, defined the information security guidelines, specific work practices, procedures, and requirements. Clear industry information security incidents (accidents) to detect, report and disposal processes. According to self-examination, the school (units) basic established has network security management system; the school (units) according to this units actual, established has units personnel management, information system room management, and equipment management, and media management, and network security construction management, and shipped dimension management, and service outsourcing, management system; developed has computer and the network of network security responsibility held system, signed has network security responsibility; website of information management personnel is responsible for confidential management, password management, on computer enjoys independent right, User name and password of the computer for its proprietary, and release of provisions is prohibited, such as leaks, investigated for responsibility. According to who is in charge of whos in charge, who is running and who is responsible for, who uses principles of who is in charge of management schools (units) defined the roles and responsibilities of information security, assurance responsibilities to schools. XX city schools (units) total site 20, 19 of which were not classified security protection assessment, of which 1 (XX education and resource network) for classified security protection levels, without third-level information systems. Total education information systems 1 (XX education cloud platform), contains