热门试题:
[单选题]任一瞬间电感上的电压与自感电势()。
A.大小不等,方向相反
B.大小不等,方向相同
C.大小相等,方向相反
D.大小相等,方向相同
[单选题]电能表剩余金额是指电能表中记录的可供用户使用的电费金额,该金额应大于等于零。
A.A、正确
B.B、错误
[判断题]直接顶是指位于煤层或伪顶之上,具有一定的稳定性,移架或回柱后能自行垮落的岩层.( )
A.正确
B.错误
[单项选择]We are trying to make people more ( ) to the difficulties faced by the laid-off workers.
A. sensible
B. sensational
C. sensitive
D. sentimental
[判断题]如果违约结算参与人在规定期限内未能弥补资金交收违约,中国结算公司将冻结该结算参与人的资金交收账户。()正确错误
A.正确
B.错误
[单项选择]注射破伤风类毒素的目的是
A. 阻止破伤风芽孢杆菌生长
B. 消除破伤风痉挛毒素的作用
C. 刺激机体产生相应的抗体
D. 阻止痉挛毒素的产生
E. 中和游离的毒素
[判断题]第二类防雷建筑(如油罐等)每根引下线的冲击接地电阻不应大于10Ω。
[多选题]按实施进度编制成本计划,若所有工作均按照最迟开始时间安排,则对项目目标控制的影响有( )。
A.工程按期竣工的保证率较低
B.工程质量会更好
C.工程按期竣工的保证率较高
D.利于节约资金贷款利息
E.不能保证工程质量
[单选题]货检站应配备的主要工具和备品可不包括()
A.对讲机
B.撬棍
C.危险货物检测仪
D.限界尺
[判断题]经本单位批准允许单独巡视高压设备的人员巡视高压设备时,如果确因工作需要,可临时移开或越过遮栏。
A.正确
B.错误
[单选题]头部发生创伤的人员,在接受医生检查前,采取下列急救措施中,()是不正确的。
A.尽量减少不必要的活动
B.给伤者服止痛片止痛
C.运送途中应把伤者的头转向一侧,便于清除呕吐物
[判断题]电气设备操作后的位置检查应以设备实际位置为准,无法看到实际位置时,可通过设备机械位置指示、电气指示、仪表及各种遥测、遥信信号的变化,且至少应有两个及以上指示已同时发生对应变化,才能确认该设备已操作到位。( )
A.正确
B.错误
[简答题]画出游标卡尺表示下列尺寸(游标卡尺精度等级0.02):10.1mm,27.94mm,21.5mm。
[单选题]当冰箱内壁表面霜层达到( )cm 时,应及时除霜。否则,霜层会影响冷冻室的制冷效果,从而增加电冰箱的耗电量。
A.2~5
B.3~6
C.5~7
D.5~10
[单项选择]Time ______, the celebration will be held as scheduled.
A. permit
B. permitting
C. permitted
D. permits
[判断题]发生装卸生产安全事故,应按照“事故原因未查清不放过,事故责任者未找到不放过,整改措施未落实不放过,事故教训未吸取不放过”的原则,查明原因,追究责任,吸取教训,整改落实。
A.正确
B.错误
[单选题]C02焊时,焊丝端部呈尖锐状有利于引弧。 ( ) 【判断题】
A.正确
B.错误
[单选题] 在Word环境下,如果你在编辑文本是执行了错误操作,()功能可以帮助你回复换来的状态
A. 复制
B. 粘贴
C. 撤销
D. 清除
[单项选择]
Diploma
You’re busy filling out the application form for a position you really need. Let’s assume you once actually completed a couple of years of college work or even that you completed your degree. Isn’t it tempting to lie just a little, to claim on the form that your diploma represents a Harvard degree Or that you finished an extra couple of years back at State University More and more people arc turning to utter deception like this to land their job or to move ahead in their careers, for personnel officers, like most Americans, value degrees from famous schools. A job applicant may have a good education anyway, but he or she assumes that chances of being hired are better with a diploma from a well-known university.
Registrars at most well-known colleges say they deal with deceitful claims like these at the rate of about one per week. Personnel officers do check up on degrees listed on application forms, then. If it turns out that
A. students attend a school only part-time
B. students never attended a school they listed on their application
C. students purchase false degrees from commercial firms
D. students attended a famous school
[单项选择]在听觉实验中,研究者为了控制噪音的影响,把实验安排在隔音室中进行。这种控制额外变量的方法是
A. 消除法
B. 恒定法
C. 随机法
D. 匹配法
[单选题] 年5月10日,( )因涉嫌介入与美国制裁国家的交易,被美联储处以1亿美元的罚款,这暗含美国金融监管当局在反洗钱和打击恐怖主义融资政策方面新的调整,受到全球广泛关注。
A.里昂银行
B.巴林银行
C.瑞士联合银行
D.日本大和银行
[判断题]道岔尖轨顶面宽50mm及以上的断面处,尖轨顶面较基本轨顶面低于1mm及以上时,应及时修理或更换。
A.正确
B.错误
[单选题]流水线的鼻祖是( )。
A.丰田公司
B.波音公司
C.麦道公司
D.福特公司
[填空题]Questions 47 to 56 are based on the following passage.
California has more than two thousand (47) of plants that are not found anywhere else. A new study says climate change could severely (48) these plants by the end of the century. Many could move northward and toward the Pacific coast in reaction to rising temperatures and (49) in rainfall. Others might climb up mountains to find the cooler climates they like.
But David Akeley at the University of California, Berkeley, says the (50) of climate change is greater than during ice ages in the past. He says plants that cannot move fast enough are in
(51) of getting killed off before they can relocate. Changes in plants could also affect animals that depend on the plants for food.
About forty percent of all (52) plants in California are endemic, meaning that they are found only in that state. The new study says that for two out of three endemic plants
[多选题]参加重大灭火救援作战行动,或者开展()或者执行其他危险性任务时应当预先进行安全风险评估
A.A攀登
B.B水域救援
C.C山岳救援
D.D实战模拟等高风险科目训练
[简答题]什么叫负荷曲线?为什么规定取30min平均最大负荷为计算负荷?
[单项选择]Where can people order the unusual food mentioned by the speaker ?()
A. From yuppie clubs.
B. In the seafood market.
C. In the supermarket.
D. On the Internet.
[单项选择]黄柏配苍术()。
A. 既善清解营血分之热,又善滋阴生津,还能滋润滑肠
B. 既能清热凉血、养阴护营,又能滋阴降火、润燥滑肠,还善解毒散结而疗肿毒结核
C. 既善清肝火除血分郁热而凉血,又善活血化瘀而止痛
D. 既清热又燥湿,且走下焦,治湿热诸证,特别是下焦湿热证有效
E. 既善退虚热、凉血热,又兼透散。既治阴虚发热、小儿疳热;又治营血分有热及阴分伏热等证
[单选题][JXJK221-01-Y] 套管头是套管与井口装置之间的重要连接件,它的下端与( )连接。
A.完井井口装置
B.表层套管
C.四通
D.钻井井口装置
[单选题]以下不属于专题地图的编绘原图、印刷原图的质量元素的是()
A.数据完整性与正确性
B.图集内容统一、协调性
C.地图精度
D.地图表示的科学性
[不定项选择]男性,30岁,发现高血压、间断双下肢水肿1年,加重20天。查体:BP160/100mmHg,咽红,心率78次/分,双下肢水肿。化验:尿蛋白(++),尿沉渣镜检RBC满视野,血肌酐210μmol/L,尿比重1.018,肝功能正常,乙肝两对半阴性。无高血压家族史提问:患者应做哪些检查()
A. 血常规
B. 24小时尿蛋白定量
C. 补体C3
D. 内生肌酐清除率
E. 双肾B超
F. 血脂
[判断题]井、坑、孔、洞或沟(槽),应覆以与地面齐平而坚固的盖板。检修作业,若需将盖板取下,应设临时围栏,并设置警示标识,夜间还应设红灯示警。( )
A.正确
B.错误
[单项选择]Questions 26 to 28 are based on the passage you have just heard.A. They will become inactive and dull.
B. They will not go to cinemas as often.
C. They will forget to do their homework.
D. They will imitate what they see in the programs.
[单选题]第V对脑神经是:( )
A.三叉神经
B.面神经
C.舌咽神经
D.迷走神经
[多选题]下列各项中,不应作为可抵免境外所得税税额情形的有( )。
A.按照税收协定规定不应征收的境外所得税税款
B.居民企业来源于中国境外的所得依照境外税收法律及相关规定计算缴纳的税额
C.因少缴或迟缴境外所得税而追加的利息
D.境外所得税纳税人或者其利害关系人从境外征税主体得到实际返还或补偿的境外所得税 税款
E.按照境外所得税法律及相关规定属于错缴的境外所得税税款
[单选题]《铁路交通事故调查处理规则》规定,特别重大事故的调查期限为()日。
A.60
B.30
C.20
D.10