【简答题】【消耗次数:1】
弹性模量是衡量材料_____ 的一个指标,弹性模量越大,材料越不易变形。
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【多选题】 弹性模量反应材料的弹性性能,用作衡量材料抵抗变形性能的指标。弹性模量是( )的比值
①  应力
②  外力
③  变形
④  应变
⑤  内力
【单选题】 混凝土的弹性模量是指:
①  原点弹性模量
②  切线模量
③  割线模量
④  变形模量
【单选题】 砌体弹性模量的取值为:()
①  原点初始弹性模量;
②  时的割线模量;
③  时的切线模量;
④  时的割线模量。
【判断题】 弹性模量、体积模量、剪切模量和泊松比是材料的固有性质
①  正确
②  错误
【单选题】 砌体弹性模量的取值为:()
①  原点初始弹性模量;
②  <imgwidth="107"height="30"src="http://wljy.whut.edu.cn:80/uploadfiles/word/DTJGSJ.files/DTJGSJ14737.png"/>时的割线模量;
③  <imgwidth="107"height="30"src="http://wljy.whut.edu.cn:80/uploadfiles/word/DTJGSJ.files/DTJGSJ14769.png"/>时的切线模量;
④  <imgwidth="69"height="30"src="http://wljy.whut.edu.cn:80/uploadfiles/word/DTJGSJ.files/DTJGSJ14806.png"/>时的割线模量。
【单选题】 钢材的剪切模量数值()其弹性模量数值。
①  高于
②  低于
③  等于
④  近似等于
【单选题】 混凝土的弹性模量是根据()确定的。
①  应力-应变曲线任意点切线的斜率
②  应力-应变曲线原点的斜率
③  应力-应变曲线任意点割线的斜率
④  应力-应变曲线上升段中点的斜率
【单选题】 含有气泡的液压油的体积弹性模量将减小,所含的气泡越多,液压油的体积弹性模量将越高。该说法( )
①  正确
②  错误
【判断题】 混凝土受拉时的弹性模量与受压时相同
①  正确
②  错误
【单选题】 测试混凝土静力受压弹性模量时标准试件的尺寸为()。  
①  150×150×150mm  
②  40×40×160mm  
③  70.7×70.7×70.7mm  
④  150×150×300mm
随机题目
【单选题】 In January, 2004, the United States successfully launched “Spirit”, a Mars Exploration Rover(火星控测飞行器), ____ a new milestone(里程碑)in the history of mankind.
①  it marked
②  marking
③  marked
④  to mark
【单选题】 The dog, ____, will be made a good watchdog.
①  to train properly
②  being trained properly
③  properly to train
④  trained properly
【单选题】 The old farmer, ____ the badly injured and burnt soldier, came out of the burning farmhouse, calling continuously for help.
①  supporting
②  having supported
③  being supported by
④  being supported
【单选题】 ____ the front door ____, he had to enter the room through the back door.
①  Seen; painted
②  Seeing; painted
③  Being seen; being painted
④  Seeing; being painted
【单选题】 When he was a boy, he used to go there and watch ____.
①  to repair bicycles
②  bicycles to be repaired
③  bicycles being repaired
④  repairing bicycles
【单选题】 —Have you considered ____ your job as a teacher? —Yes. I like the job because a teacher is often considered a gardener.
①  ?to change; to be
②  ?to change; being
③  ?changing; being
④  ?changing; to be
【单选题】 Every one of you is looking forward ___ getting a good result. Better think carefully before writing down your answers. Wish you success!
①  ?on
②  ? in
③  ?to
④  ? of
【单选题】 Taiwan is ___ the southeast of China.
①  to
②  on
③  in
④  of
【单选题】 — I hear ___ your grandpa ___ your grandma like watching Min Opera. — Right, just as many old people do in Fuzhou.
①  ?both; and
②  ?either; or
③  neither; nor
④  ?not only; but also
【单选题】 Many teenagers have hobbies. But sometimes these hobbies can get ___ of schoolwork.
①  ?on the way
②  ?in the way
③  ? by the way
④  ?out of the way