热门试题:
[判断题]加冰冷藏车始发所需的冰、盐由承运人准备。( )
A.正确
B.错误
[单选题]振动碾的行走速度应控制在(
A.1.0~
B.1.0~
C.1.0~
D.1.0~
[单项选择]
Honeybees cannot live alone. Their body structure and instincts equip them for life in a colony of community, where they have a complex social organization and the various duties are divided among the individuals according to physical fitness and age. An individual worker bee cannot reproduce itself. While it may continue to live if forcibly isolated from its mates, it fails to care for itself adequately, and soon dies. Most insects have the ability to hibernate in winter, but the honeybee seems to have lost this. Since at low temperatures the bee will die, it must have the ability to make its own environment, so far as temperature is concerned. This makes a colony necessary to the bees in winter, so that they may collectively warm each other. Efficiency if not necessity, demands that the work of the colony be divided, and such a division of labor tends to enhance the need to maintain the colony. The physical structure of the honeybee is further suited for the defense of the enti
A. flexibility and initiative
B. intelligence and sensitivity
C. independence and endurance
D. instincts and form
[单项选择]女性,60岁,早晨起床时发现右上下肢麻木,但可以自行上厕所,固到卧室因右下肢无力摔倒。检查:神志清楚,右侧轻偏瘫,偏身感觉减退。患者入院后病情加重,发病36小时检查:嗜睡,右上下肢肌力0级。为明确诊断,最有鉴别价值的辅助检查为()
A. 脑血管造影
B. 头颅CT
C. 腰穿
D. TCD
E. SPECT
[判断题] 按《塔里木油田钻井井控实施细则》规定:地层压力预测精度不高又无较可靠的邻井实钻资料参考的目的层,宜设计较高的泥浆密度钻开,之后根据实钻情况调整泥浆密度。
A.正确
B.错误
[判断题]多媒体计算机系统的两大组成部分是多媒体计算机硬件系统和多媒体计算机软件系统。( ) (难)(基础知识)
A.正确
B.错误
[判断题]生命探测仪适用于建筑物倒塌现场的侦察搜救。() [判断题]
A.正确
B.错误
[简答题]生产、输送、分配、使用电能的、、及各种用电设备组成的统一整体就是电力系统。(3.0分)
[多选题]单层厂房的屋架支撑系统包括( )。
A.上弦横向水平支撑
B.下弦横向水平支撑
C.纵向水平支撑
D.垂直支撑
E.柱间支撑
[单选题]1.21 机动车所有人查询本人的机动车档案的,车辆管理所审查其________。
A.登记证书
B.身份证明
C.行驶证
D.驾驶证
[单项选择]An arbitrator could be anyone of the following EXCEPT
A. a sitting judge.
B. a retired judge.
C. a matrimonial lawyer.
D. a former judge.
[单选题]PCM电路上传送的码型为()。
A.RZ
B.NRZ
C.5B6B
D.HDB3
[单项选择]Inter8086微处理器是()位处理器
A. 8
B. 16
C. 32
D. 46
[判断题]设备检修工作中使用的检修电源应装设过载自动跳闸装置及漏电保护装置,使用自备发电机做检修电源的应保证发电机接地点可靠接地。
A.正确
B.错误
[单选题]城市用地外围有较大汇水汇入或穿越城市用地时,宜采用( )方法组织排除用地外围的地面雨水。
A.蓄调防洪
B.边沟成排(截)洪沟
C.暗沟
D.暗管
[判断题]掌沃通现场开户菜单中,携号转网业务在选号环节可选择办理携入。
A.正确
B.错误
[单选题]使用车辆紧急制动阀时,如压力表指针已由定压下降( ) kPa时,不得再行使用紧急制动阀
A.A、100
B.B、150
C.C、200
D.D、600
[判断题]接地线要用截面积不少于100mm2的裸铜绞线做成,并不得有断股、散股和接头。
A.正确
B.错误
[单选题]装备器材( )挪作他用,严禁擅自动用非职掌的装备器材。
A.不得
B.可以
C.允许
D.应该
[填空题]Industrial safety does not just happen. Companies ________ low accident rates plan their safety programs, work hard to organize them, and continue working to keep them ________ and active. When the work is well done, a ________ of accident-free operations is established ________ time lost due to injuries is kept at a minimum.
Successful safety programs may ______ greatly in the emphasis placed on certain aspects of the program. Some place great emphasis on mechanical guarding. Others stress safe work practices by ______ roles or regulations. ______ others depend on an emotional appeal to the worker. But, there are certain basic ideas that must be used in every program if maximum results are to be obtained.
There can be no question about the value of a safety program. From a financial standpoint alone, safety ________ . The fewer the injury ________ , the better the workman’’s insurance rate. This may mean the difference between operating at ________ or at a loss.
A. A.Some
B.Many
C.Even
D.Still
[判断题]停用的重要空白凭证,营业网点在上级监管部门的监督下可自行销毁,并按要求进行登记和保管,定期上报。 (1分)
A.正确
B.错误
[多选题]根据《物权法》,不动产物权生效情形分为( )。
A.公示期满后生效
B.法定生效
C.登记生效
D.事实行为成就时生效
E.交易双方意向一致时生效
[单项选择]对网络图节点的编号顺序的表述,正确的是( )。
A. 编号顺序应从大到小,需连续,但允许重复
B. 编号顺序应从小到大,可不连续,且允许重复
C. 编号顺序应从大到小,需连续,但不允许重复
D. 编号顺序应从小到大,可不连续,但不允许重复
[多选题]下列选项中属于工作票签发人的安全责任有( )。
A.确认工作必要性和安全性
B.确认工作票上所列安全措施正确完备
C.确认所派工作负责人和工作班成员适当、充足
D.正确组织工作
[单选题]CR400BF型动车组10-K02、K03继电器反馈牵引变压器( )。
A.油温
B.油流
C.油压
D.油位
[单项选择]机体急性失血量为全身血量多少时可通过代偿而不出现症状()
A. <3%
B. <6%
C. <10%
D. <12%
E. <15%
[单选题] 运动或家用的无次要危险性的气溶胶,每一单件物品的总净数量不应超过( )或0.5L。
A.0.5kg
B.1kg
C.0.2kg
D.1.2kg
[判断题](类别:号段管理难度:中等)智慧城市依托云计算、大数据、物联网技术来建设。()
A.正确
B.错误
[判断题]正线及辅助线共设有 42 组双机牵引的外锁闭道岔,联锁逻辑分为双动和单动, 渡线道岔采用单动道岔。
A.正确
B.错误
[单项选择]滋阴补血宜用()
A. 鲜生地
B. 生地黄
C. 熟地黄
D. 生地炭
E. 熟地炭
[单项选择]No other country spends what we do per capita for medical care. The care available is among the Best technically, even if used too lavishly and thus dangerously, but none of the countries that stand above us in health status have such a high proportion of medically disenfranchised persons. Given the evidence that medical care is not that valuable and access to care is nor that had, it seems most unlikely that our bad showing is caused By the significant proportion who are poorly served. Other hypotheses have greater explanatory power: excessive poverty, both actual and relative, and excessive affluence.
Excessive poverty is probably more prevalent in the U. S. than in any of the countries that have a better infant mortality rate and female life expectancy at birth. This is probably true also for all but four or five of the countries with a longer male life expectancy. In the notably poor counties that exceed us in male survival, difficult living conditions are a more accepted way
A. show that some heath problems cannot be attacked by better medical care.
B. demonstrate that use of tobacco and intoxicants is detrimental to health.
C. cite examples of individual behavior that have adverse consequences for health status.
D. illustrate ways in which affluence may contribute to poor health status.
[单项选择]某大型焦化厂周围居民投诉该厂排出的废气影响居民健康,当地疾病预防控制中心与卫生监督机构联合检测发现大气中CO浓度超过国家规定标准3~5倍,居民血中碳氧血红蛋白(HbCO)也比对照人群为高,但限于我国缺乏HbCO正常值,无法对此项健康效应指标进行确切评价,在此种情况下,通常应当参照下列哪项依据
A. 对照组人群测量值的平均值
B. 对照组人群测量值的平均值±1个标准差
C. 对照组人群测量值的平均值±2个标准差
D. 根据对照组人群的平均值再除以一定的安全系数
E. 进一步根据动物试验判定
[填空题]齐步走练习方法:( )、( )、( )。
[简答题]深入开展以岗位达标、专业达标和企业达标为内容的安全生产标准化建设,凡在规定时间内未实现达标的企业要依法暂扣其生产许可证、安全生产许可证,责令停产整顿;对整改逾期未达标的,地方政府要依法予以关闭。
[单选题]甲公司承接了乙公司的网络建设工作。由于待建网络规模很大,为确保建设工作顺利进行,负责该项目的工程师在进行逻辑设计时提出了如下工作思路: ①明确逻辑设计工作的内容是:网络拓扑结构设计;物理层技术选择;局域网技术选择;广域网技术选择;地址设计;路由协议选择;网络管理模式与工具选择;撰写逻辑设计文档。 ②在进行地址设计时,确定的方案是:按乙公司各分支机构的地理位置划分地址块,并按10.n.X .Y /16的模式分配,其中n为分支机构的序号(0表示公司总部,分支机构总数不会超过200)。 对该工程师确定的逻辑设计内容的评价,恰当的是应增加网络安全设计这一部分。 每个分支机构能连网的计算机的数量最多为65534,配置IP地址时掩码是(3)。
A.255.0.0.0
B.255.255.0.0
C.255.255.255.0
D.255.255.240.0
[单项选择]下列词语中加点字的注音完全正确的一组是( )。
A. 酝酿(niàng) 驯良(xùn) 可恶(è)
B. 处理(chǔ) 埋怨(mán) 干涸(hé)
C. 上溯(shuò) 畸形(qí) 卓越(zhuó)
D. 省亲(shēng) 旌旗(jīng) 称心(chèn)
[多项选择]进入()内检修时,先进行充分的通风降温,否则不准入内进行检修工作。
A. 电除尘器
B. 6KV开关室
C. 袋式除尘器
D. 脱硝反应器
E. 蓄电池室
[判断题]检测变速器齿轮的磨损量可用外径千分尺。()