题目详情
题目详情:

[多项选择]固定节拍流水施工的特点有( )。
A. 所有施工过程在各个施工段上的流水节拍均相等
B. 相邻施工过程的流水步距相等,且等于流水节拍的最大公约数
C. 相邻施工过程的流水步距相等,且等于流水节拍
D. 专业工作队数等于施工过程数

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[判断题]对电力机车,机车与第一辆客车的制动软管和总风软管连接完毕后,折角塞门不得打开,待机车重新升弓,风泵进入正常工作状态,车辆人员方可打开制动软管和总风软管的折角塞门。
A.正确
B.错误
[不定项选择题]共用题干 Who Want to Live Forever?
If your doctor could give you a drug that would let you live a healthy life for twice as long,would you take it?
The good news is that we may be drawing near to that date.Scientists have already extended the lives of flies,worms and mice in laboratories.Many now think that using genetic treatments we will soon be able to extend human life to at least 140 years.
This seems a great idea.Think of how much more time we could spend chasing our dreams,spending time with our loved ones,watching our families grow and have families of their own.
"Longer life would give us a chance to recover from our mistakes and promote long term thinking," says Dr.Gregory Stock of the University of California School of Public Health."It would also raise productivity by adding to the year we can work."
Longer lives don't just affect the people who live them.They also affect society as a whole."We have war,poverty,all sorts of issues around,and I don't think any of them would be at all helped by having people live longer,"says US bioethicist Daniel Callahan."The question is‘What will we get as a society?'I suspect it won't be a better society."
It would certainly be a very different society.People are already finding it more difficult to stay married.
Divorce rates are rising.What would happen to marriage in a society where people lived for 140 years?And what would happen to family life if 9 or 10 generations of the same family were all alive at the same time? Research into ageing may enable women to remain fertile for longer.And that raises the prospect of having 100-year-old parents,or brothers and sisters born 50 years apart.We think of an elder sibling as someone who can protect us and offer help and advice.That would be hard to do if that sibling came from a completely different generation.
Working life would also be affected,especially if the retirement age was lifted.More people would stay in work for longer.That would give us the benefits of age-skill,wisdom and good judgment.
On the other hand,more people working for longer would create greater competition for jobs.It would make it more difficult for younger people to find a job.Top posts would be dominated by the same few individuals,making career progress more difficult.And how easily would a 25 -year-old employee be able to communicate with a 1 25 -year-old boss?
Young people would be a smaller part of a society in which people lived to 140.It may be that such a society would place less importance on guiding and educating young people,and more on making life comfortable for the old.
And society would feel very different if more of its members were older.There would be more wisdom, but less energy.Young people like to move about.Old people like to sit still.Young people tend to act without thinking.Old people tend to think without acting.Young people are curious and like to cxperience different things.Old people are less enthusiastic about change.In fact,they are less,enthusiastic about everything.
The effect of anti一ageing technology is deeper than we might think.But as the science advances,we need to think about these changes now.
"If this could ever happen,then we'd better ask what kind of society we want to get,"says Daniel Callahan."We had better not go anywhere near it until we have figure those problems out." All of the following are possible effects living longer might have on working life EXCEPT______.
A.communication between employers and employees would be more difficult
B.more money would be used by employers in payment of their employees
C.the job market would be more competitive
D.it would be more difficult for young people to be promoted to top positions
[单选题]对涉及站车安全、旅客纠纷、旅客人身伤害、旅客和工作人员权益等问题的,音视频内容保存期限一般应不少于( )。
A.180天
B.3个月
C.360天
D.9个月
[判断题]叉车种类虽然较多,但结构基本相同,其组成部分主要有:动力装置、底盘、工作装置和液压装置等。()
A.正确
B.错误
[单项选择]下列有关睾酮功能的叙述,错误的是
A. 维持正常性欲
B. 促进精子生长发育
C. 促进骨骼生长
D. 抑制蛋白质合成
E. 促进副性征的出现
[单项选择]2014年,我国将现阶段的职业分为()大类。
A. 七
B. 八
C. 九
D. 十
[单项选择]近代,西方自然科学和社会科学迅猛发展,而中国在这些方面落后了。我们应当立志图强、奋起直追,虚心向西方学习,凡是好的、有用的都应该学,这是没有疑问的。但我们如果因此丢弃了“自我”,失去了自我的根基,忘记了“我们自己是谁”,那恐怕就要成为民族罪人了。历史证明,一个民族一旦失去了自己的文化传统,尤其是标志文化特质、体现文化灵魂的哲学思维传统,那就很难“自立于世界民族之林”,终究要被淘汰出局。况且我们中华民族有着优秀的历史文化传统和独特的哲学思维个性,更应该发挥所长,为创造人类的新文化和新哲学做出应有的贡献。
对这段文字的主旨概括最准确的是( )。
A. 中国在自然科学和社会科学方面落后了,我们应当奋起直追
B. 对于西方的自然科学和社会科学,凡是好的、有用的都应该学
C. 我们必须在继承本民族传统的基础上学习西方
D. 我们应该发挥所长,为创造人类的新文化和新哲学做出应有的贡献
[单选题]施工现场应采用节水器具,并应设置()。
A. 节水装置
B. 节水标识
C. 节水措施
D. 储水装置
[单选题]04海船法定检验技术规则规定:固定式探火与失火报警系统,任何探测器或手动报警按钮动作时,应在控制板和指示装置上发出声、光火警信号,如在______内信号未引起注意,则应向所有船员起居处所和服务处所、控制站以及A类机器处所自动发出声响报警?( )
A.1MIN
B.2MIN
C.3MIN
D.4MIN
[多选题]库房管理单位在盘点期间停止各类库房管理作业,库房盘点至少安排两人同时参与,需指定()和()。
A.盘点人
B.监盘人
C.库管
D.检定员
[判断题]鼻腔纤毛运动的方向是从鼻咽部向前鼻孔。()
[不定项选择题]预防局麻药毒性反应的方法有
A.防止误人血管内
B.防止误入血管内
C.局麻药控制在安全剂量范围内
D.局麻药中加少量肾上腺素
[单选题]专职安全管理人员每年应接受安全技术专业培训的时间不得少于(  )学时。
A.8
B.20
C.30
D.40
[单项选择]全部资产现金回收率这一指标可以用于反映()。
A. 企业的流动性状况
B. 企业的股利分派能力
C. 企业资产产生现金的能力
D. 企业的财务弹性状况
[单选题]有关单折类的挂失业务,说法正确的是()。
A.密码挂失可以委托代办
B.正式挂失的挂失范围为全国任意网点
C.挂失补发可以委托代办
D.解除挂失一定要补发存折(单)
[单选题]转K4型转向架承载鞍凹型顶面磨耗不大于( )时消除棱角,大于时更换为新品。
A.2.5mm
B.3.5mm
C.4mm
D.5mm
[多选题]红外成像仪测温工作说法正确的是( )
A.测温工作必须由2人执行,禁止一人单独进行高压设备测温
B.测温时要做到精力集中,各负其责,注意与带电体保持足够的安全距离
C.高温和恶劣天气如雷、雨、大风、雪、雹、雾等情况下暂停室外测温作业
D.指定人员负责保管测温仪器,认真填写测温仪器使用状况及仪器交接记录
[简答题]试述有效根瘤、无效根瘤肉眼判断依据?
[填空题]LKJ2000型监控装置的数字量输入/输出插件的输出功能有()、常用制动、卸载、系统故障信号。
[单项选择]男性,31岁,头疼4个月,入院前出现左侧肢体乏力和呕吐,查体,神清,眼底视神经乳头水肿,左上下肢肌力Ⅳ级,腱反射正常,巴氏征(+)。应检查()。
A. 头颅X光片
B. 头颅CT
C. 脑电图
D. 脑血管造影
E. 头颅多普勒超声
[简答题]销售电价的制定原则是什么?
[单项选择]医务人员应参加预防、控制医院感染相关知识的继续教育课程每年不少于()
A. 2学时
B. 3学时
C. 4学时
D. 5学时
E. 6学时
[判断题]二号线广播系统,4编组共有6台竖向紧急报警器。(  )
A.正确
B.错误
[名词解释]桥氧离子
[多选题]信息系统的( )单位应当依照《信息安全等级保护管理办法》及其相关标准规范,履行信息安全等级保护的( )。
A. 运营.使用
B. 义务和责任
C. 义务
D. 运营
[多选题]党的群众路线是_____ 。( )
A. 一切为了群众
B. 一切依靠群众
C. 从群众中来
D. 到群众中去
[单项选择]独立交易原则遵循的办法是将跨国公司集团的成员视同()开展经营。
A. 独立经济实体
B. 单独统一的企业中不可分离的部分
C. 非法人组织
D. 法人组织
[判断题]营销活动的短期目标一般是:长时间内创造很高的市场需求、营业额迅速增大。
A.正确
B.错误
[多项选择]药学人员与病患者的道德准则包括( )。
A. 关心病人,热诚服务
B. 尊重人格,保护隐私
C. 一视同仁,平等对待
D. 语言亲切,态度和蔼
E. 爱岗敬业,尽职尽责
[单项选择]体温在39℃以上,一天内体温波动范围在2℃以上,最低时仍高于正常,称为:()
A. 稽留热
B. 间歇热
C. 弛张热
D. .不规则热
E. 回归热
[判断题]银行汇票可以按照不超过票面金额的实际结算金额支付票款。()
[单选题]有机磷农药中毒的机制是()
A.缺氧
B.麻醉作用
C.抑制酶活力
D.干扰细胞或细胞器的生理功能
E.受体的竞争
[多选题]民警对二人进行调解,在调解过程中,民警应注意的问题有哪些?(多选)
A.确认当事人是否自愿调解
B.充分听取当事人及相关人员的陈述
C.详细讲解有关法律.法规和国家政策,耐心疏导
D.站在公权力的基础上提出解决方案或达成调解协议
[单选题]搞好思想政治教育,要深入开展理想信念、性质宗旨、职能使命和(  )。
A.文化宣传
B.马克思主义理论
C.光荣传统教育
D.学为打赢
[判断题]目标成本即功能成本,它系指在通常情况下,要实现产品的某一特定功能,总存在的一个最高费用。
[单选题]SS4G型电力机车火花的大小程度可分为( )个等级
A.五
B.四
C.六
[单选题](  )准直仪采用光学自准直原理和二维测量结构,能对机床、仪器、精密导轨和精密平板的运动直线度和平直度,同时做水平、垂直二维方向的角、线性值精密测量,工作效率优于目前单向同类仪器。
A.MC030—1401型单向精密
B.MC090—1401型单向精密
C.MC030—1401型双向精密
D.MC090—1401型双向精密
[多项选择]在研究某质量指标y对某物质的含量x的线性回归方程时,收集了10组数据,求得回归平方和为255.4,残差平方和为275,在α=0.05下,F分布的临界值为5.32,则有结论()。
A. F=4.32
B. F=7.43
C. 回归方程不显著
D. 回归方程显著
E. 回归方程显著性无法判断

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