电大建筑结构试验选择题参考小抄

1、1用量纲分析法进行结构模型设计时，下列哪一个量纲不属于基本量纲？（ b）b应力2下列钢筋混凝土结构的承载力极限标志中，哪一条不正确？（ a ）a 跨中最大挠度达到跨度的1604下列钢筋混凝土结构的承载力极限标志中，哪一条不正确？（ b ）b.受拉主筋重心处裂缝宽度达到20mm；d 主筋端部相对混凝土滑移达01mm。3建筑结构的模型试验的优点，做如下表述中，哪一点是不对的？（ a d ）a 制作复杂，技术要求高d.能表达实体的一切特征4在结构抗震动力试验中，下列何种加载方法既能较好地模拟地震又容易实现？（b ） b采用地震模拟振动台5贴电阻片处的应变为2000，电阻片的灵敏系数k20，在这个电阻

2、片上应产生的电阻变化应是下列哪一个？（ b ）b046测量下列截面的内力值，哪一种应变计布置不符合测量要求？（ d ） a b c d 测轴力 (n)测轴力与弯矩(n,mx)测轴力 (n)测轴力与弯矩(n,mx,my)7钢筋混凝土梁受集中荷载作用，按下图各截面的测点布置，哪一组应变测点可作为校核测点？（ d ） a b c d1建筑结构模型试验的优点，做如下表述中，（ d ）是不对的。d能表达实体的一切特征。2按试验的目的可将建筑结构试验分为（a ）。a生产检验性试验和科学研究性试验7钢筋混凝土梁受集中荷载作用，按下图各截面的测点布置，哪一组应变测点可测得截面上mmax产生的正应力及其分布规律

3、？（ c ） abcd8.下列是钢筋混凝土构件在低周反复荷载作用下恢复力特性试验得到的四种滞回曲线，试问哪一个图形是不发生剪切破坏的受弯构件的试验结果？（ a ）9用下列四种量测方法测量梁的正截面裂缝宽度，哪一种最标准？（ c ）c取受拉主钢筋重心处的最大裂缝宽度10结构试验前，应进行预载，以下哪一条不当？（ b ）b.预应力混凝土结构预载值可以超过开裂荷载计算值3用非破损检测混凝土强度等级，哪一种是不当的？（ b ） b用钻芯法测定混凝土强度等级；8下列各项特性哪一项不是结构的动力特性？（ d ）d动力的大小和方向。9贴电阻片处的应变为1500，电阻片的灵敏系数k20，在这个电阻片上应产生的

4、电阻变化率应是下列哪一个？（ d ） d03。5贴电阻片处的应变为500，电阻片的灵敏系数k20，在这个电阻片上应产生的电阻变化率应是下列哪一个？（ c ）c01 8. 用下列方法检测混凝土强度等级，哪一种最可靠？（ b ）b.用钻芯法测定混凝土强度等级；9.用下列四种量测方法测量梁的正截面裂缝宽度，哪一种最标准？（ c ）c取受拉主钢筋重心处的最大裂缝宽度 10.结构试验前，应进行预载，以下哪一条不当？（ b ）b.预应力混凝土结构预载值可以超过开裂荷载计算值3下列（ c ）方法属于动荷加载方法。c激振器加载4（ a ）和控制系统投资较大，维修费用较高，使用条件比较苛刻，对试验人员的试验技能

5、要求较高，因此，它的使用受到一定限制。a电液伺服作动器5贴电阻片处的应变为1500，电阻片的灵敏系数k20，在这个电阻片上应产生的电阻变化率应是（ d ）。d03。6在轴向拉压状态下，（ a ）布置应变片的形式和测量桥路的特点是：消除了温度的影响，使用的应变片较少，不能消除偏心荷载的影响和不能提高测量灵敏度。 a外设补偿片的半桥测试方案7用非破损检测混凝土强度等级，（ b ）是不当的。b用钻芯法测定混凝土强度等级级8利用（ a ）检测技术，可在混凝土结构中用于检测混凝土的强度、检测裂缝的深度、检测混凝土内部的缺陷，即混凝土结合面的质量检测和混凝土内部空洞和疏松等缺陷的检测。 a超声法9结构试验

6、包括（ d ）等主要环节。i、结构试验设计ii、结构试验准备iii、结构试验实施iv、结构试验分析ai、ii、iii、bi、ii、iv、ci、iii、iv、di、ii、iii、iv、10下列（ d ）不包括在建筑结构试验设计内容之内。d试件制作与安装11下列钢筋混凝土结构的承载力极限标志中，（ b ）条不正确。b受拉主筋重心处裂缝宽度达到20mm；12下列（ d ）项不是测量振动参数一般采用的仪器组合方案。d电阻应变计+应变仪+微机13疲劳试验过程中要进行四种形式的试验。（ a ）的加载值为最大荷载的20%，以消除支座等连接件之间的不良接触，检查仪器工作是否正常。a预加载14受弯构件的正截面疲

7、劳破坏标志有（ a ）。待添加的隐藏文字内容3i纵向主筋疲劳断裂ii受压区混凝土疲劳破坏iii与临界斜裂缝相交的腹筋疲劳断裂iv混凝土剪压疲劳破坏ai、iibii、iiiciii、ivdi、iv15下列（ d ）不是低周反复试验的优点。d能与任一次确定性的非线性地震反应结果相比winger tuivasa-sheck, who scored two tries in the kiwis 20-18 semi-final win over england, has been passed fit after a lower-leg injury, while slater has been na

8、med at full-back but is still recovering from a knee injury aggravated against usa.both sides boast 100% records heading into the encounter but australia have not conceded a try since josh charnleys effort in their first pool match against england on the opening day.aussie winger jarryd hayne is the

9、 competitions top try scorer with nine, closely followed by tuivasa-sheck with eight.but it is recently named rugby league international federation player of the year sonny bill williams who has attracted the most interest in the tournament so far.the kiwi - with a tournament high 17 offloads - has

10、the chance of becoming the first player to win the world cup in both rugby league and rugby union after triumphing with the all blacks in 2011.id give every award back in a heartbeat just to get across the line this weekend, said williams.the (lack of) air up there watch mcayman islands-based webb,

11、the head of fifas anti-racism taskforce, is in london for the football associations 150th anniversary celebrations and will attend citys premier league match at chelsea on sunday.i am going to be at the match tomorrow and i have asked to meet yaya toure, he told bbc sport.for me its about how he fel

12、t and i would like to speak to him first to find out what his experience was.uefa hasopened disciplinary proceedings against cskafor the racist behaviour of their fans duringcitys 2-1 win.michel platini, president of european footballs governing body, has also ordered an immediate investigation into

13、 the referees actions.cska said they were surprised and disappointed by toures complaint. in a statement the russian side added: we found no racist insults from fans of cska. baumgartner the disappointing news: mission aborted.the supersonic descent could happen as early as sunda.the weather plays a

14、n important role in this mission. starting at the ground, conditions have to be very calm - winds less than 2 mph, with no precipitation or humidity and limited cloud cover. the balloon, with capsule attached, will move through the lower level of the atmosphere (the troposphere) where our day-to-day

15、 weather lives. it will climb higher than the tip of mount everest (5.5 miles/8.85 kilometers), drifting even higher than the cruising altitude of commercial airliners (5.6 miles/9.17 kilometers) and into the stratosphere. as he crosses the boundary layer (called the tropopause),e can expect a lot o

16、f turbulence.the balloon will slowly drift to the edge of space at 120,000 feet ( then, i would assume, he will slowly step out onto something resembling an olympic diving platform.they blew it in 2008 when they got caught cold in the final and they will not make the same mistake against the kiwis i

17、n manchester.five years ago they cruised through to the final and so far history has repeated itself here - the last try they conceded was scored by englands josh charnley in the opening game of the tournament.that could be classed as a weakness, a team under-cooked - but i have been impressed by th

18、e kangaroos focus in their games since then.they have been concentrating on the sort of stuff that wins you tough, even contests - strong defence, especially on their own goal-line, completing sets and a good kick-chase. theyve been great at all the unglamorous stuff that often goes unnoticed in the stands but not by