热门试题:
[单选题]()是定心精度最差的心轴定位装置。
A.小锥度心轴
B.过盈配合心轴
C.间隙配合心轴
D.可涨式心轴
[多选题]电气设备、材料的保管与堆放应符合下列要求:( )
A.瓷质材料拆箱后,应单层排列整齐,不得堆放,并采取防碰措施。
B.绝缘材料应存放在有防火、防潮措施的库房内。
C.电气设备应分类存放稳固、整齐,不得堆放
D.重心较高的电气设备在存放时应有防止倾倒的措施。
[单项选择]对一种化学物质进行发育毒性评价强发育毒性一般母体/发育毒性比值()
A. >1
B. >2
C. >3
D. >4
E. >5
[判断题]供电方式应按安全、可靠、经济、合理和便于管理的原则确定。( )
A.正确
B.错误
[单项选择]
一座高度为30m的综合楼,底层是农贸市场,面积为6000m2,二层为超市,面积为6000m2,地下室为汽车停车库,面积为3000m2,三层以上为普通住宅。回答下列问题:
报警区域可划分为()。
A. 1个
B. 2个
C. 3个
D. 3个以上
[单项选择]当起落架手柄放收上位20秒,尾撬未收上时,P3板上“TAILSKID”灯:()
A. 亮
B. 不亮
[单选题]共青团于____ 在全国青年中发动了“争当新长征突击手”活动,以带领全国各族青年积极投身于国家的经济建设事业之中。( )
A. 1979 年
B. 1980 年
C. 1981年
D. 1982年
[单项选择]下列崩落采矿方法中不属于浅孔落矿的采矿方法是()
A. 长壁式崩落采矿法;
B. 阶段崩落采矿法;
C. 分层崩落采矿法;
D. 短壁式崩落采矿法
[单选题]管网的计算压力降大于燃具压力的最大波动范围。( )
A.对
B.错
[单项选择]
A. offices
B. plants
C. ways
D. homes
[判断题]根据力偶的等效条件,只要保持力偶矩的大小和力偶的转向不变,不同时改变力偶中力的大小和力偶臂的长短,而不改变力偶对物体的作用。( )
A.正确
B.错误
[单选题]1.36 _____有吸食、注射毒品行为或者解除强制隔离戒毒措施未满_____,或者长期服用依赖性精神药品成瘾尚未戒除的,不得申请机动车驾驶证。
A.一年内,一年
B.三年内,三年
C.五年内,五年
D.长期,十年
[多项选择]保险财务的特点是:()
A. 成本的滞后性
B. 只要有现金流入就是收入
C. 有时业务收入就是筹资
D. 与工业企业无异
[单选题]质权自( )时设立
A.质押合同签订
B.出质人交付质押财产
C.出质人决定交付质押财产时
D.质押合同签订前
[判断题]同一间隔内的多台隔离开关的电机电源,在端子箱内应分别设置独立的开断设备。
A.正确
B.错误
[多选题]上海轨道交通地铁列车辅助电源系统采用集中供电模式的优点有( )。
A.成本低
B.总重量轻
C.故障率低
D.部件集中
E.模块化程度高
[单选题]( )确认动态检车员误标时,须将该故障设定为误标故障,并通知动态检车员
A.动态检车员
B.动态检车组长
C.动态检车工长
D.动态值班员
[单项选择]Long before "crossover" and "eclectic" became part of the journalistic vernacular, Dinah Washington defied categorization and embraced any and every type of song. Her delivery was instantly identifiable, and she prided herself on crystal-clear diction, precise pitch and spontaneity. Washington made brilliant recordings, beginning with her days as a pianist accompanying gospel pioneer Sallie Martin, through swing and R&B sessions with Count Basle and Lionel Hampton, on to modern jazz ventures with Clifford Brown, Max Roach and Cannonball Adderley and later pop hits with Brook Benton.
Author Nadine Cohodas, whose previous book on Chess Records marvelously outlined that historic company, now gives the same exacting treatment to Washington in Queen.. The Life and Music of Dinah Washington. Cohodas also selected the songs on a companion CD, released on Verve Records.
Queen is the first truly comprehensive volume on the late singer. Cohodas conducted numerous interviews with in
A. eclectic
B. influential
C. exceptional
D. acquiescent
[单选题]()起重设备应安置平稳牢固,并应设有制动和逆止装置。禁止使用制动装置失灵或不灵敏的起重机械。
A.A-塔式
B.B-门式
C.C-固定式
D.D-移动式
[单选题]根据《招标投标法》的规定,中标通知书发出之日起( )日,就是合同双方主体进行合同谈判的时间。
A.10
B.15
C.20
D.30
[判断题]《安全生产法》是安全生产的专门]法律、基本法律,适用于中华入民共和国境内所有从事生产经营活动的单位的安全生产。
A.正确
B.错误
[单选题].急性弥漫性腹膜炎最常见的原因是
A.急性胆囊炎穿孔
B.胆总管结石
C.胃十二指肠溃疡穿孔
D.脾破裂
E.肠梗阻
[单项选择]患者女,58岁。农村妇女,就诊主诉:右肩疼痛活动受限半年。患者述右腰疼痛不能弯腰、行动受影响已半年,在家乡诊所服药、理疗不见好转,近日来疼痛加剧,疼痛部位固定,刺痛,睡眠差,心烦难忍,舌暗,舌底脉络迂曲。查:腰部屈伸活动功能受限。据本病表现,属于哪一种中医辨证分型()
A. 气虚型
B. 湿热型
C. 瘀血型
D. 肾虚型
E. 阴虚型
[单选题]引导手信号的显示方式为( )。
A.昼间为拢起的黄色信号旗高举头上左右摇动
B.昼间为拢起的绿色信号旗高举头上左右摇动
C.昼间为展开的绿色信号旗高举头上左右摇动
D.昼间为展开的黄色信号旗高举头上左右摇动
[多选题]基本信贷分析包括( )。
A.贷款目的分析
B.还款来源分析
C.资产转换周期分析
D.资产转换方式分析
E.还款记录分析
[单选题]根据现行统计制度,金融机构存放的保证金存款在( )指标下统计。
A.单位保证金存款
B.同业存放款项
C.其他存款
D.临时性存款
[单项选择]患者,男性,24岁,因外科疾患入院,腹痛甚。查体:体温38.5℃,血压90/60mmHg,呼吸30次/分,血
[HCO3ˉ]14mmol/L。产生上述改变的常见原因不应包括
A. 急性弥漫性腹膜炎
B. 感染性休克
C. 长期不能进食
D. 持续大量呕吐胃内容物
E. 急性肾衰竭少尿期
[单选题]创伤感染后其代谢状况为( )。
A.10%左右
B.25Kcal/Kg.d
C.20%-40不等
D.高分解代谢
E.50%-100%
[不定项选择题]共用题干
Free Statins with Fast Food could Neutralize Heart Risk
Fast food outlets could provide statin drugs free of___1___so that customers can reduce the heart disease dangers of fatty food,researchers at Imperial College London ___2___in a new study.
Statins reduce the___3___of unhealthy“LDL” cholesterol in the blood. A wealth of trial data has proven them to be highly effective at lowering a person's heart attack___4___.
In a paper published in the American Journal of Cardiology,Dr Darrel Francis and col-leagues calculate that the reduction in heart attack risk offered by a statin is___5___to offset the increase in heart attack risk from___6___a cheeseburger and drinking a milkshake.
Dr Francis,from the National Heart and Lung Institute at Imperial College London,who is the senior author of the study,said:“Statins don't cut out all of the ___7___effects of cheeseburgers and French fries. It's better to avoid fatty food altogether. But we've worked out that in terms of your___8___of having a heart attack. Taking a statin can reduce your risk to more or less the same___9___as a fast food meal increases it.”“It's ironic that people are free to take as many unhealthy condiments in fast food outlets as they___10___,but statins,which are beneficial to heart health,have to be prescribed. It makes sense to make risk-reducing st- atins available just as easily as the unhealthy condiments that are___ 11___free of charge. It would cost less than 5 pence per___12___—not much different to a sachet of sugar.”Dr Fran-cis said.
When people engage in risky behaviours like driving or smoking,they're encouraged to take___13___that lower their risk,like___14___a seatbelt or choosing cigarettes with filters.
Taking a statin is a rational way of___15___some of the risks of eating a fatty meal.
6._________
A.buying
B.preparing
C.eating
D.cooking
[单项选择](药物治疗结核病的原则)完成抗结核杆菌的治疗
A. 早期
B. 联合
C. 适量
D. 规律
E. 全程
[填空题]大田理墒打塘,粘土要求(),沙土要求(),坡地要求沟略浅。墒面要沿等高线理墒、墒沟要()利于直排水、墒的方向最好是()。
[单选题]【单选题】检修设备停电后,不应在只经( )断开电源或只经换流器闭锁隔离电源的设备上工作。
A.空开
B.隔离刀闸
C.断路器
[单项选择] A language is a signaling system which operates with symbolic vocal sounds, and which is used by a group of people for the purpose of communication.
Let’’s look at this 【B1】 in mom detail because it is language, more than anything else, 【B2】 distinguishes man from the rest of the 【B3】 world.
Other animals, it is true, communicate with one another by 【B4】 of cries: for example, many birds utter 【B5】 calls at the approach of danger; monkeys utter 【B6】 cries, such as expressions of anger, fear and pleasure. 【B7】 these various means of communication differ in important ways 【B8】 human language. For instance, animals’’ cries do not 【B9】 thoughts and feelings dearly. This means basically that they lack structure. They lack the kind of structure that 【B10】 us to divide a human utterance into 【B11】 We can change an utterance 【B12】 one word in it with 【B13】 a good illustration of this is a soldier who can say, e.g., "tanks approaching from the north", 【B14】 who can change one
A. mating
B. exciting
C. warning
D. boring
[多选题]( )应经过电力通信安全知识教育后,方可参加指定的工作。
A.新参加工作的人员
B.实习人员
C.临时参加工作的人员(管理员、非全日制用工等)
D.通信设备运维人员
[单选题]在气温低于( )℃进行露天高处作业时,施工场所附近宜设取暖休息室,并采取防火措施。
A.-5
B.-10
C.-15
D.-20
[单选题]EI32-JD型计算机联锁系统维修机界⾯“系统网络结构图”窗中,( )机器边框对于联锁机,表明它和主控操作表⽰机失去联系(网络通信中断)。
A.橙⾊
B.⻩⾊
C.红⾊
D.绿⾊
[判断题]当气体的流速较低时,气体参数变化不大,可以不考虑其压缩性。
A.正确
B.错误
[判断题]1931年11月,以原来的苏区中央局保卫处为基础,组建了国家政治保卫局。( )
[单项选择]砌砖工程当采用舖浆法砌筑时,舖浆长度不得超过()
A. 750MM
B. 500MM
C. 650MM
D. 800MM