热门试题:
[判断题]当监控终端显示无视频信号时，一般原因为监控终端至存储分发服务器或存储分发服务器至编码器之间的数据连接中断。
A.正确
B.错误
[单选题]管理人员绩效考核主要实行（），重点考核生产经营目标和重点工作任务。
A.关键业绩制
B.目标任务制
C.工作积分制
D.产品计件制
[判断题]二氧化碳灭火器带电灭火只适用于 600V 以下的线路,如果是 10KV 或者 35KV 线路,如要带电灭 火只能选择干粉灭火器。( )
A.正确
B.错误
[单项选择]机体抵抗病原微生物感染的功能称为（）
A. 免疫监视
B. 免疫耐受
C. 免疫防御
D. 免疫识别
E. 免疫低下
[多选题]用户家液化气泄漏，抢修人员上门时，下面做法错误的是( )。
A.进门前敲门
B.进门前按门铃
C.去之前打电话预约
D.打开抽油烟机
E.开窗通风
[单选题]测量绝缘电阻时，应在绝缘电阻表（ )读取绝缘电阻的数值。
A. 转速上升时的某一时刻
B. 达到50%额定转速，待指针稳定后
C. 达到额定转速，待指针稳定后
[单项选择]血清蛋白质醋酸纤维薄膜电泳通常用缓冲液pH值为（）
A. 5.6
B. 6.8
C. 7.6
D. 8.6
E. 9.5
[多选题]对带离的基本要求有()
A.带离前必需进行彻底的人身检查
B.带离时随时观察了解对方的思想、情绪变化
C.带离路线尽量避开闹市区
D.带离时人员越多越好
[单选题]1927年( )，蒋介石在( )发动反革命政变。
A.4月2日，南京
B.4月12日，上海
C.4月12日，南京
D.4月2日，上海
[单选题]在汽车行驶中,不宜采用发动机牵阻作用来制动的情况是( )。
A.冰雪路面
B.潮湿路面
C.紧急制动
D.下坡行驶
[多选题]在建建筑有哪些特点( )
A.防火分割到位
B.搭设有脚手架
C.照明条件差
D.楼面孔洞和凸出物多
[单选题]双层软座客车的代号为（）。
A.SRZ
B.SYZ
C.SRW
D.SYW
[单选题]电流互感器的不完全星形接线，在运行中(____)。
A.不能反应所有的接地
B. 对相间故障反应不灵敏
C. 对反应单相接地故障灵敏
D. 能够反应所有的故障
[简答题]Sven, Trudi, Uri and Viktor are four business colleagues who have been running a successful business in Scandinavia for several years. Their company operates a chain of retail outlets that sell premium teas and coffees, with high quality, healthy lunches and dinners. They now wish to introduce their business model to large cities in Russia.
All four colleagues have agreed that they do not wish to expose their personal assets to risk but are prepared to make substantial personal investments to capitalise the new business. They are unsure of the best business form to adopt. Sven and Trudi favour the flexibility offered by the partnership form but acknowledge that the business has the potential to grow very rapidly which may create a need for external capital. Uri and Viktor are highly ambitious and see their business as eventually becoming a major recognised brand throughout Europe, enabling them to accumulate wealth for themselves and their children.
All of them agree that it will
[单项选择]如镜检发现念珠菌丝，常用的阴道冲洗液为
A. 生理盐水
B. 0.2%碘伏溶液
C. 2%碳酸氢钠溶液
D. 1:5000高锰酸钾溶液
E. 0.5%醋酸
[单选题]网内往来对需由外部客户配合核销的借记来账业务（ ）核销完毕。
A.下一个工作日上午
B.当日至迟不超过三个工作日
C.当日至迟不超过五个工作日
D.至迟不超过十个工作日
[单选题]做学问首先是有一说一，实事求是，尊重原始实验数据的真实性。在诚实做研究的前提下，对具体实验结果的分析、理解有??????????甚至错误是很常见的，这是科学发展的正常过程。可以说，许多学术论文的分析、结论和讨论都存在不同程度的??????????，越是??????????的科学研究，越容易出现错误理解和结论。
依次填入划横线部分最恰当的一项是：
A.A争论 错误 严谨
B.B异议 弱点 复杂
C.C偏差 瑕疵 前沿
D.D意见 局限 真实
[单选题]《变电安规》装有SF6设备的配电装置室和SF6气体实验室，应装设强力通风装置，风口应设置在室内（），排风口不应朝向居民住宅或行人。
A.顶部
B.底部
C.中部
D.上部
[单项选择]A注册会计师负责对甲公司2011年度财务报表进行审计。在了解内部控制时，A注册会计师遇到下列事项，请代为做出正确的专业判断。
A注册会计师执行穿行测试不能获取的审计证据是( )。
A. 确认对业务流程的了解
B. 评估控制设计的有效性
C. 确认控制是否得到执行
D. 评估控制运行的有效性
[单选题]拆除外包装的一次性物品，可储存的环境有（ ）。
A.消毒供应中心去污区
B.消毒供应中心灭菌物品存放区
C.消毒供应中心包装区
D.库房
[单选题]设RLC串联谐振电路谐振时的总电抗为X1，RLC并联谐振时的总电抗为X2.则X1和X2分别等于(____)。
A.无穷大和0
B.0和无穷大
C.R和R
D.0和0
[单选题]机器的转动部分应装有（ ）或其他防护设备（如栅栏），露出的轴端应设有护盖，以防绞卷衣服。
A.过滤网
B.防尘罩
C.防护罩
D.观察窗
[判断题]分散自律控制模式分为中心操作方式、车站调车操作方式及车站操作方式。（ ）（应知应会-《行规》第105条）
A.正确
B.错误
[单选题]城市轨道交通队新从业人员安全生产教育培训时间不得少于( )学时
A.32
B.24
C.12
D.8
[判断题]根据“一键顺控”需求，隔离开关、接地开关在分闸、合闸位置各增加1只微动开关。
A.正确
B.错误
[单选题]电气设备的防护等级是指( )。 (单选题)
A.防爆等级
B.外壳防水和防外物的等级
C.绝缘等级
D.外壳表面温度允许等级
[单项选择]妈妈今年a岁，小花今年b岁。10年后妈妈比小花大（）岁。
A. a－b
B. b－a
C. 无法表示
[填空题]
Caring for Elderly Parents Catches Many Unprepared
A．Last July, Julie Baldocchi’s mother had a massive stroke and was paralyzed. Baldocchi suddenly had to become a family caregiver, something that she wasn’t prepared for. "I was flying by the seat of my pants," says Baldocchi, an employment specialist in San Francisco. Both of her parents are 83, and she knew her father couldn’t handle her mother’s care. The hospital recommended putting her mother in a nursing home. Baldocchi wasn’t willing to do that. But moving her back into her parents’ home created other problems. Baldocchi, 48, is married and lives about a mile away from her parents. She has a full-time job and has back problems that make it difficult for her to lift her mother. "I couldn’t do it all," she says. "But I didn’t even know how to find help."
B．With help from the Family Caregiver Alliance, she eventually hired a live-in caregiver. "But even if you plan intellectu
[单项选择]What's the main idea of paragraph 1
A. Ghanaian women are quite unlucky.
B. Women in Ghana are independent( 独立的).
C. Women in Ghana have double tasks.
D. Most mothers in Ghana are young.
[单选题]用户侧设备检修，在电网侧设备停电措施实施后，由电网侧设备的运维管理单位或调度控制中心负责向（）许可。
A.用户负责人
B.用户技术部门人员
C.用户电工
D.用户停送电联系人
[单项选择]患者，女，25岁。患急性乳腺炎6天，局部红肿灼热，疼痛剧烈，伴有发热。外治应首选
A. 金黄膏
B. 七三丹
C. 黑虎丹
D. 五五丹
E. 桃花散
[多项选择]可引起局限性肝肿大的是（）。
A. 脂肪肝
B. 肝脓肿
C. 肝囊肿
D. 肝肿瘤
E. 白血病
[单项选择]Germs（细菌） on Banknotes
People in different countries use different types of money: yuan in China, pesos in Mexico, pounds in the United Kingdom, dollars in the United States, Australia and New Zealand. They may usedifferent currencies, but these countries, and probably all countries, still have one thing in ______ (51)（变化）: germs on the banknotes.
Scientists have been studying the germs on money for well over。100 years. At the turn of the 20th ______ (52), some researchers began to suspect that germs living on money could spread disease.
Most studies of germy money have looked at the germs on the currency ______ (53) one country. In a new study, Frank Vriesekoop and other researchers compared the germ populations found on bills of different ______ (54).
Vriesekoop is a microbiologist at the University of Ballarat in Australia. He led the study, which compared the germ populations found on money ______ (55) from 10 nations. The scientists studied l,280 banknotes in total; all ca
A. because
B. though
C. so
D. when
[单选题]区分道岔扳不动,故障点在室外或室内,应在分线盘测量( )。
A.两启动端子,若有正常电压,则故障在室外
B.两启动端子,若无电压,则故障在室外
C.两表示端子,若有正常电压,则故障在室外
D.两表示端子,若无电压,则故障在室外
