热门试题:
[单选题]一只测量范围为(0~250V)的电压表,若在标尺10V处的绝对误差为18V,则该处的相对误差为( )
A.0.18
B.0.1
C.0.15
D.0.18
[单选题]用旁路开关代路操作,在合旁路开关后,先()被带线路重合闸,后()旁路开关重合闸。
A.退出,投入
B.投入,退出
C.退出,退出
D.投入,投入
[单项选择]非法侵入住宅后非法搜查住宅的,()。
A. 以非法侵入住宅罪和非法搜查罪数罪并罚
B. 以非法侵入住宅罪或非法搜查罪择一重罪处罚
C. 以非法侵入住宅罪进行处罚
D. 以非法搜查罪进行处罚
[单项选择]某工艺品厂为增值税一般纳税人,2013年12月2日销售给甲企业200套工艺品,每套不含税价格600元。由于部分工艺品存在瑕疵,该工艺品厂给予甲企业15%的销售折让,已开具红字专用发票。为了鼓励甲企业及时付款,该工艺品厂提出2/20,n/30的付款条件,甲企业于当月15日付款。该工艺品厂此项业务的销项税额为()元。
A. 16993.20
B. 17340.00
C. 19992.00
D. 20400.00
[判断题]在社会主义市场经济体制下,国家应该运用经济手段和法律手段实行以间接手段为主的宏观调控,不能采取强制性的命令、指示、规定等行政手段。 ( )
[判断题]LZC20009电容器充电时的电流,由小逐渐增大。( )
A.正确
B.错误
[单项选择] You are configuring your Microsoft System Center Virtual Machine Manager (VMM) 2008 R2 environment. A VMware ESX 3.5 host server named Host1 is added to the existing VMware Infrastructure 3 (VI3)environment that you manage by using VMM. You need to add Host1 to your VMM environment. What should you do?()
A. In the Computer name field of the Add VMware VirtualCenter server dialog box, type the fully qualified domain name (FQDN) of Host1.
B. In the Computer name field of the Add VMware VirtualCenter server dialog box, type the fully qualified domain name (FQDN) of the VMware VirtualCenter server that manages Host1.
C. In the Add Hosts wizard, select the VMware ESX Server host (any location) option. In the Computer name field, type the fully qualified domain name (FQDN) of Host1.
D. In the Add Hosts wizard, select the VMware ESX Server host (any location) option. In the Computer name field, type the fully qualified domain name (FQDN) of the VMware VirtualCenter server that manages Host1.
[判断题]可燃物.助燃物.点火源统称燃烧三要素。
A.正确
B.错误
[判断题]《客运安全红线管理办法》(客管函〔2020〕10号)规定,客运站段及快运分公司不得自行增加本单位客运安全红线内容。
A.正确
B.错误
[多项选择]吊顶工程饰面板安装方法有()。
A. 钉固法
B. 搁置法
C. 粘贴法
D. 嵌入法
E. 焊接法
[单选题]什么的表达是复杂而多样的()
A.嘴
B.眼神
C.眼睛
D.鼻子
[单选题]离心泵泵轴的要求:应有足够的( ),其挠度不超过允许值;工作转速不能接近产生共振现象的临界转速。
A.光滑度和长度
B.抗扭强度和足够的刚度
C.机械强度和耐磨性
D.抗腐蚀性
[单项选择]某医院某科室统计一个月内病人住院天数情况,数据为:40%的数为8,20%数为5,20%数为10,10%数为12,还有10%数为2,这组资料的算术均数为()
A. 8
B. 9
C. 7.6
D. 8.3
E. 无法计算
[单选题]下列植物病害的病征类型有( )。
A.变色
B.坏死
C.畸形
D.粉状物
[判断题]表面粗糙度标注时,不去除材料符号是“√”。
[判断题]电流互感器二次回路中的负载阻抗不得太大。( )
A.正确
B.错误
[单项选择]一条染色体含有一条双链DNA分子,那么一条染色单体含有()
A. 一条双链DNA分子
B. 一条单链DNA分子
C. 二条双链DNA分子
D. 二条单链DNA分子
[单项选择]可以作为HBV复制及具有强感染性指标的是()
A. HBsAg
B. HBeAg
C. HBsAb
D. HBeAb
E. HBcAb
[单项选择]烧结多孔砖和多孔砌块(GB13544-2011)标准中规定,烧结多孔砌块的密度等级测量()块砖或砌块,以平均值为测量结果。
A. 3
B. 5
C. 6
D. 10
[单项选择]()就是要搞清楚“事实”,不歪曲事实,不夸大、不缩小事实,一切以事实为基础和依据。
A. 信守承诺
B. 兑现承诺
C. 义利合一
D. 实事求是
[单项选择]功能甘淡渗泄,利水渗温,兼能泻热的药物是()
A. 车前于
B. 茯苓
C. 木通
D. 泽泻
E. 冬瓜皮
[填空题]
America’s Favorite Foods |
Pizza | What it is | Contains tomato sauce or (1) , or both, on a bread—like material |
Inventor | Unclear |
When brought to the U. S. | In the second half of the (2) century |
Spaghetti (a kind of Italian noodle) | What it is | Made of (3) and water and sometimes (4) , and then pulled into lengths and (5) |
|
[单选题]行政法规是指省、自治区、直辖市以及省级政府所在地的市和经国务院批准的较大的市的人民代表大会及其常务委员会,根据本行政区域的具体情况和实际需要,在不与宪法、法律、行政法规相抵触的前提下,制定并实施的规范性法律文件。
A.正确
B.错误
[判断题]升降人员或者升降人员和物料用的缠绕式提升钢丝绳,自悬挂使用后每年进行1次性能检验.
A.正确
B.错误
[单项选择]按规定软填料密封泄漏率轻油不超过()滴/分
A. 10
B. 15
C. 20
D. 25
[单选题]王某是某公安机关的法医,在一起刑事案件的法庭审理过程中,人民法院聘请王某担任该案鉴定人。本案的被告人提出王某与本案有利害关系,申请回避。依照我国《刑事诉讼法》的有关规定,有权决定王某回避的是( )。
A.王某所在公安机关的负责人
B.该人民法院院长
C.本案的合议庭
D.本案合议庭的审判长
[单选题]在串联电路中每个电阻的( )都相等。
A.电压
B.电流
C.阻值
D.功率
[判断题]在石油天然气钻井过程中,某些泥浆处理剂在高温热分解也可产生硫化氢。
A.正确
B.错误
[填空题] Perhaps, every county suffered from inflation once or more times. Inflation is an economic condition in (B1) prices for consumer goods (B2) , and the (B3) of money or purchasing power decreases. There are three causes of inflation. The first and most important cause may be excessive government spending. For example, in order to (B4) a war or carry (B5) social programs, the government may spend more money than it has received through taxes and other revenues, thus creating a deficit. In order to (B6) this deficit, the Treasury Department can simply (B7) the money supply by issuing more paper money to (B8) the debts of government. This increase in the money supply will cause the value of the dollar to (B9) decrease. The second cause of inflation occurs when the money supply increases faster than the supply of goods. (B10) people have more money, they will run out to buy popular goods (B11) televisions and computers, for example, and a shortage
A. A.satisfy
B.supply
C.plenty
D.comply
[单选题]适用于绿脓杆菌感染的药物是
A.利福平
B.红霉素
C.林可霉素
D.庆大霉素
E.氯霉素
[简答题]Questions 30-39
The atmosphere of Venus is quite different from ours. Measurements taken from the
Earth show a high concentration of carton dioxide in the atmosphere of Venus. In fact,carbon dioxide makes up 96 percent of Venus* atmosphere; nitrogen makes up almost all the rest. The Earth’s atmosphere, by comparison, is mainly nitrogen, with a fair amountof oxygen as well. Carbon dioxide makes up less than 0.1 percent of the terrestrial atmosphere,
The surface pressure of Venus* atmosphere is 90 limes higher than the pressure of
Earth’s atmosphere, as a result of the large amount of carbon dioxide in the former.Throughout Earth’s history, carbon dioxide on Earth has mixed with rain to dissolve10 rocks; the dissolved rock and carbon dioxide eventually flow into the oceans, where they precipitate to fonn new terrestrial rocks, often with the help of life-forms. If this carbondioside were released from the Earth’s rocks, along with ower carton dioxide trapped inseawater, our atmospher
A. A.To present a situation that is contrary to fact
B.To convince readers that a certain process is harmless
C.To describe an event that took place long ago
D.To explain what is likely to happen in the future
[单选题]患者,男,24岁。左下颌智齿拔除后3小时,仍出血不止,否认既往全身疾病史。可能的出血原因不可能是
A.牙龈撕裂
B.牙槽骨骨折
C.拔牙创感染后出血
D.损伤下牙槽血管
E.患者自行漱口,血块脱落
[单选题]安全工器具的()可有使用的单位根据试验标准和周期进行。
A.外观检查和电气试验
B.电气试验和机械试验
C.外观检查和机械试验
D.耐压试验和机械试验
[单项选择]{{B}}Directions:{{/B}}
You will hear three pieces of recorded material. While listening, answer each question by choosing A, B, C or D. You will hear each piece only once.
{{B}}Questions 11—13 are based on a report about obesity. You now have 15 seconds to read Questions 11—13.{{/B}}The researchers said "... which shows another potentially preventable public health disaster." What does "another potentially preventable public health disaster" here refer to
A. Smoking
B. Obesity in young adults
C. Drinking
D. Obesity in elderly adults
[判断题]事故调查报告应当附具有关证据材料,事故调查组成员应当在事故调查报告上签名。( )
A.正确
B.错误
[单选题]下列哪个不是超声波具有的特性( )。
A.方向性好
B.能量衰减
C.穿透力强
D.能反射