[多选题]关于拱形金属可缩支架的应用，说法正确的是（）。-我要搜题网

[单项选择]More and more young adults are remaining single and (47)______ This is bringing about a violent change in the education of young people. More and more young girls are signing up for the classes (48)______ reserved only for boys. And, (49)______, a good number of boys are finding that classes in cooking and sewing are extremely useful to their own independence. A growing (50)______ of college students are choosing to take the classes which are meaningful and useful rather than traditional. I find it encouraging that some women are pursuing training as mechanics and electricians. Within ten years or so, the number of women in the mechanical field may be nearly (51)______ to the number of men. It is becoming more and more (52)______ that women are not "mechanically dumb". They just never got the encouragement to learn the basics of mechanics. It doesn’’t require a man’’s hand to turn a screw or tighten a bolt. The tools are designed for anyone’’s hand. I know several women who

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[多选题]《配电安规》杆塔作业应禁止以下行为：（　）。
A.A-攀登杆基未完全牢固或未做好临时拉线的新立杆塔
B.B-携带器材登杆或在杆塔上移位
C.C-利用绳索、拉线上下杆塔
D.D-顺杆下滑

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[单选题]某患者，红细胞计数2.7×1012/L，血红蛋白60g/L。白细胞及血小板正常。血涂片检查可见红细胞呈小细胞低色素性改变，网织红细胞1.5‰，初步诊断为（）。
A.急性失血性贫血
B.缺铁性贫血
C.再生障碍性贫血
D.溶血性贫血
E.巨幼细胞性贫血

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[判断题] 电缆线路工程的竣工验收由施工单位的上级运行管理部门组织进行。
A.正确
B.错误

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[判断题]《中国铁路哈尔滨局集团有限公司哈尔滨客运段物资管理办法》物资采购的基本原则是：坚持阳光采购、全面开放市场、严格合同约束、实行信息公开。
A.正确
B.错误

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[单选题]出纳人员发生变动时，应对其保管的库存现金进行清查，这种财产清查属于()。
A.全面清查和定期清查
B.局部清查和不定期清查
C.全面清查和不定期清查
D.局部清查和定期清查

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[单项选择]Medicine depends on other fields for basic information, particularly some of their specialized branches.
A. conventionally
B. obviously
C. especially
D. inevitably

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[填空题] During the 1980s, unemployment and underemployment in some countries was as high as 90 percent. Some countries did not 【B1】 enough food; basic needs in housing and clothing were not 【B2】 . Many of these countries 【B3】 the industrial processes of the developed nations for solutions. However, problems cannot always be solved by copying the 【B4】 nations. Industry in the developed nations is highly automated and very 【B5】 It provides fewer jobs than labor-intensive industrial processes, and highly 【B6】 workers are needed to 【B7】 and repair the equipment. These workers must be trained, 【B8】 many nations do not have the necessary training institutions. Thus, the 【B9】 of importing industry becomes higher. Students must be sent abroad to receive 【B10】 and professional training. 【B11】 , just to begin training, the students must 【B12】 learn English, French, German, or Japanese. These countries always invest much 【B13】 the abroad education, but some students do not return home. All
A. A．industrious
B．industrial
C．industry
D．industrialized

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[多选题]驾驶机动车在雨天行驶时，驾驶人应当注意什么？（）。
A.视线不清，不能及时发现行人
B.行人可能滑倒
C.行人可能突然进入行车道
D.行人可能会横过道路

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[单选题]在空调正常运行状态下，以下哪项是适宜的机房温度。
A.夏季25℃
B.夏季20℃
C.冬季23℃
D.冬季17℃

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[判断题]拆除开挖坑支撑应按回填顺序自上而下拆除。
A.正确
B.错误

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[简答题]简述集中式访问控制的优缺点。

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[多选题]射水方法包括( )(中)
A.立式射水方法
B.蹲式射水方法
C.卧式射水方法
D.肩式射水方法。

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[多项选择]制作工单时，工单对象能选哪几类（）
A. 设备
B. 功能位置
C. 备件
D. 大型部件

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[判断题]交易是实现基金经理投资指令的最后环节。 ( )

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[多项选择]重证据，重调查研究，严禁逼供信政策的基本要求是( )。
A. 要忠于事实真相，整个办案过程都要坚持以事实为根据
B. 严禁逼供信，严禁以威胁、引诱、欺骗以及其他非法的方法收集证据
C. 禁止侮辱犯罪嫌疑人的人格尊严，给犯罪嫌疑人以人道的待遇
D. 凡有违犯者，必须从纪律上或法律上追究责任

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[单选题]防护中使用的减速防护地段终端信号是( )
A.昼间色方牌,夜间柱上红色灯光
B.昼间黄色圆牌,夜间柱上黄色灯光
C.昼间绿色圆牌,夜间柱上绿色灯光
D.作业标和减速地点标

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[简答题]请简述五线制提速道岔各线的作用？

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[单项选择]剑首上的同心圆个数目前最多的是（）。
A. 6
B. 8
C. 10
D. 12

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[判断题]《安规》规定梯子与地面的倾斜度为45o左右，并要有防滑装置，使用人字梯时应挂好安全链钩。( )
A.正确
B.错误

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[判断题]注意的种类有有意注意（随意注意）、无意注意（不随意注意）、有意后注意（随意后注意）。（）

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[判断题]使用完毕的操作票应注明“已执行”的字样，并保存一星期。

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