相关试题
【单选题】
___。(1.0分)
A. 连续梁
B. 串联梁
C. 悬臂梁
D. 简支梁
【单选题】
(36321)喷锌镀层上覆盖涂料层，不得使用___。(1.0分)
A. 锌黄酚醛底漆
B. 棕黄聚氨酯底漆
C. 磷化底漆
D. 红丹底漆
【单选题】
(36323)检修电器设备时要先___电源。(1.0分)
【单选题】
去为___的摇轴即为活动支座。(1.0分)
A. 扇形
B. 月牙形
C. 半圆形
D. 圆柱形
【单选题】
高___。(1.0分)
A. 1～2mm
B. 3mm
C. 2～3mm
D. 4mm
【单选题】
(36326)拱圈支架拆除时，应作___观测。(1.0分)
A. 注视拱圈外棱，以观测拱圈的状态
B. 用仪器观测拱顶沉下情况
C. 用仪器观测拱圈跨度1/4处的沉下情况
D. 以上三个都是
【单选题】
(36327)混凝土的___是指一定体积混凝土中固体物质填充的程度。(1.0分)
A. 密实度
B. 孔隙率
C. 含水率
D. 坍落度
【单选题】
(36328)___取决于混凝土的密实程度和孔隙构造。(1.0分)
A. 抗冻性
B. 耐久性
C. 稳定性
D. 坍落度
【单选题】
(36329)___是为了防止混凝土凝固收缩产生裂缝而设置的。(1.0分)
A. 沉降缝
B. 伸缩缝
C. 作业缝
D. 施工缝
【单选题】
(36330)普通混凝土的抗压强度很高，但它的抗拉强度仅为它的抗压强度的___。(1.0分)
A. 1/8～1/7
B. 1/7～1/6
C. 1/6～1/5
D. 1/5～1/4
【单选题】
(36331)钢梁拼接板的面积较被拼接部分的净面积大___。(1.0分)
A. 10％
B. 20％
C. 30％
D. 40％
【单选题】
(36332)___的钢筋不得用作焊接和电焊钢筋。(1.0分)
【单选题】
(36333)新建时速300～350km客运专线有砟桥面梁的徐变上拱度值不宜大于___。(1.0分)
A. 10mm
B. 15mm
C. 20mm
D. 30mm
【单选题】
(36334)铁路混凝土工程应采用质量密度为___的混凝土。(1.0分)
A. 2100～2300kg/m3
B. 2300～2500kg/m3
C. 2500～2700kg/m3
D. 2700～2900kg/m3
【单选题】
(36335)___不宜用于有特殊有求或重要工程的混凝土。(1.0分)
A. 普通硅酸盐水泥
B. 复合硅酸盐水泥
C. 矿渣水泥
D. 粉煤灰水泥
【单选题】
(36336)有冲刷的桥梁，应检查墩周局部冲刷的___及基底有无被掏空破坏的状况。(1.0分)
A. 深度
B. 宽度
C. 长度
D. 以上都是
【单选题】
(36337)带传动的缺点是___。(1.0分)
A. 吸振和缓冲
B. 安全保护作用
C. 不能保证准确的传动比
D. 实现两轴中心较大的传动
【单选题】
(36338)C50及以下混凝土的最大水泥用量宜为___。(1.0分)
A. 400kg/m3
B. 450kg/m3
C. 500kg/m3
D. 550kg/m3
【单选题】
(36341)混凝土的___是指混凝土在周围环境长期的物理化学侵蚀下保持其强度的能力。(1.0分)
A. 抗渗性
B. 耐久性
C. 抗冻性
D. 抗蚀性
【单选题】
(36342)简支粱传至墩台上的纵向水平力数值中固定支座为全孔的___。(1.0分)
A. 60％
B. 80％
C. 100％
D. 40％
【单选题】
(36343)简支梁传至墩台上的纵向水平力数值中滑动支座为全孔的___。(1.0分)
A. 30％
B. 40％
C. 50％
D. 60％
【单选题】
(36344)简支梁传至墩台上的纵向水平力数值中滚动支座为全孔的___。(1.0分)
A. 10％
B. 15％
C. 20％
D. 25％
【单选题】
(36345)在桥粱设计时，应将基本容许应力增加___，桥跨结构中所有主要杆件承担超重活载的能力应基本 一致。(1.0分)
A. 10％
B. 20％
C. 30％
D. 40％
【单选题】
(36347)用食指在涂膜表面往复用力擦拭两次，手指沾有较多颜料粒子的粉化等级为___。(1.0分)
【单选题】
(36348)钢桁梁由静活载引起的竖向挠度简支桁梁及连续桁梁的边跨不应大于跨长的___。(1.0分)
A. 1/700
B. 1/800
C. 1/900
D. 1/1000
【单选题】
(36349)下承式简支桁粱及连续梁的边跨，其宽度与跨度之比不宜小于___。(1.0分)
A. 1/10
B. 1/15
C. 1/20
D. 1/25
【单选题】
(36350)墩台身每一截面的___，均不允许超过圬工承压应力。(1.0分)
A. 离心力
B. 压应力
C. 重力
D. 冲击力
【单选题】
(36351)伸缩调节器尖轨或基本轨的轨头擦伤、剥落或低塌可采取___处理。(1.0分)
【单选题】
(36352)漆膜表面干燥测试可用吹棉球法或___。(1.0分)
A. 指触法
B. 滤纸法
C. 刀刮法
D. 以上均可
【单选题】
(36353)喷射混凝土应优先采用硅酸盐水泥或普通硅酸盐水泥，也可采用___。(1.0分)
A. 矿渣硅酸盐水泥
B. 粉煤灰水泥
C. 火山灰水泥
D. 复合硅酸盐水泥
【单选题】
(36354)隧道衬砌用混凝土应满足强度和___要求。(1.0分)
A. 抗渗性
B. 耐久性
C. 抗冻性
D. 抗蚀性
【单选题】
(36355)锚杆用各种水泥砂浆的强度等级不应低于___。(1.0分)
A. M20
B. M30
C. M30
D. M40
【单选题】
(36356)混凝土拌和物运至浇筑地点后发生离析或坍落度不符合要求时，应___。(1.0分)
A. 二次搅拌
B. 直接废弃
C. 多加些水即可
D. 直接使用
【单选题】
27/99209.(36357)设在桥梁上部结构与下部结构之间的传力装置称为___。(1.0分)
【单选题】
(36358)在钢筋与模板之间可用水泥砂浆垫块支垫，其强度不应___设计的混凝土强度。(1.0分)
【单选题】
(36359)铁路钢桥构件一般用钢板和___制造。(1.0分)
【单选题】
(36360)丁坝的种类有单层编篱透水屏，铁线石笼丁坝和___。(1.0分)
A. 三合土丁坝
B. 沙袋丁坝
C. 浆砌片石丁坝
D. 干砌片石丁坝
【单选题】
(36361)涵洞的新旧接头处，两种地基交界处应设置___。(1.0分)
A. 带子缝
B. 平缝
C. 伸缩缝
D. 沉降缝
【单选题】
(36362)TQF-I型防水层的主要材料为___防水卷材、聚氨酯防水涂料。(1.0分)
A. 氧化聚乙烯
B. 氯化聚乙烯
C. 氦化聚乙烯
D. 磷化聚乙烯
【单选题】
(36364)焊接连接中___的应力集中程度最小。(1.0分)
A. 对接焊缝的平接
B. 搭接
C. 顶接
D. 加双盖平接
推荐试题
【填空题】
10.I do not doubt in the least that inflation leads to _________decline.
【填空题】
11.A blizzard _______________great drifts of snow across the lake.
【填空题】
12.Tim says _________everybody will be affected by the tax increase, but I’m sure he’s exaggerating.
【填空题】
1.China’s economic success over the past three _________has raised the living standards of hundreds of millions of Chinese citizens.
【填空题】
2.Citibank picked the chief executive of Etang.com as its first Chinese customer Thursday to open an account at its new branch in the _______Pease Hotel along Shanghai’s fabled waterfront.
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3.The United States last Wednesday _________tariffs关税 of up to 30 percent on a range of foreign steel imports to help protect its domestic国内的industry.
【填空题】
4.Although he was raised as a Christian, he’s not really very _________.
【填空题】
5.You can distinguish between frogs ands toads蟾蜍 in the following way: frogs have _________bodies, long limbs, and a smooth skin, and toads have stouter bodies, short limbs, and dry skin.
【填空题】
6.From the airplane window I could see a _________of city streets.
【填空题】
7.Aunt Pat smiled at her little niece and _________her to eat.
【填空题】
8.Dr. Rich Hamilton is planning his own World Wide Web _________on the Internet to provide assistance to anyone who asks for medical help.
【填空题】
9.It is difficult to estimate the number of people doing part-time jobs _________
【填空题】
10.The president _________his foreign minister, Mr. Burns, to act as representative to the international conference to be held in Tokyo next month.
【填空题】
11.Advances in telecommunications have meant that it is just as easy to work from a computer _________at home as it is from a town center office.
【填空题】
12.Until the new gym is built, you have no option but _________existing buildings which may or may not suit your immediate目前的requirements.
【填空题】
1.According to some scientists, global warming _________the survival of the whole human race.
【填空题】
2.The number of visitors from parts of Scotland not including the Edinburgh area was, in fact, relatively small19%, and exceeded the number of overseas visitors16%_________.
【填空题】
3.The early Spaniards established a chain of mission _________the local population along the San Antonio River.
【填空题】
4.It was common practice then that when the store owners wanted to go on vacation they simply _________
【填空题】
5.As they didn’t have relatives or friends there they often _________around nearby malls when they got bored.
【填空题】
6.To make a birthday card, you can simply cut out some funny or pretty pictures from magazines, _________them _________a piece of card and then write your message inside.
【填空题】
7.She picked up the receiver and, _________ asking the caller to hold on, went off to tell Jack that he was wanted on the phone.
【填空题】
8.To relax himself for a little while, he rose from the computer desk, walked across the room towards the window and stretched both arms upwards and _________.
【填空题】
9.The new product has a pair of small loudspeakers fitted inside, which you can easily _________ your computer’s sound card.
【填空题】
10.Music in fact is a _________language of a non-verbal nature which is rich in expression.
【填空题】
11.This _________is designed to show at a glance how many rooms have been rented out and how many are still available.
【填空题】
12._________ glorious sunshine, the boundless stretch of corn fields looked an impressive sight.
【填空题】
1.The cook put the meat on a plate, _________it with salt and pepper, wrapped up the plate in aluminum foil铝箔 and then placed it in the oven to roast.
【填空题】
2.Every waking moment we talk to ourselves about the things we experience. Our self-talk, the thought we communicate to ourselves, _________control the way we feel and act.
【填空题】
3.John made everyone laugh when he got the words _________and referred to himself as “my husband’s wife”.
【填空题】
4.You can’t live a perfect day without doing something for someone who will perhaps never be able to _________you.
【填空题】
5.Because the Earth is a sphere, sailors _________only can view other ships to a distance of about 13 miles before those ships seem to disappear into the horizon.
【填空题】
6.Johnson dismissed _________ideas lightly as no good on several occasions.
【填空题】
7.One tends to believe whatever one repeats to oneself sufficiently often, whether the _________be true or false.
【填空题】
8.Susan told me numerous times how her sister _________children.
【填空题】
9.I don’t know what my roommate is up to because he does everything _______________, either when I am away or when I am asleep.
【填空题】
10.For economic reasons, shipbuilders have designed vessels___ that can be loaded and _________in a minimum amount of time with minimum labor.
【填空题】
11.Laugh, and the world laughs with you; _________, and you weep alone.
【填空题】
12.A national debate is now _________about the manner in which we as a society should protect our natural resources.
【单选题】
___是湿润的纤维脱水后形成的薄片型材料。
A. 安全线
B. 安全纤维
C. 纸张
D. 水印
