热门试题:
[单选题]负责国家基本药物目录制定、调整的技术业务组织工作机构是
A.A
B.B
C.C
D.D
E.E
[单选题]三极管处于饱和状态时,其集电极和发射极之间()。
A.电流很小
B.电压很小
C.内阻很大
D.内阻很小
[判断题]乘务员对消防器材、紧急制动阀、人力制动机做到知位置、知性能、会使用。
A.正确
B.错误
[判断题]司机上班前要先刷卡签到,在进行酒测,才可加入运营。( )
A.正确
B.错误
[单选题]某企业为增值税一般纳税人.2016年5月该企业的产品销售额为7000万元,按照增值税基本税率计算,该企业本月的增值税销项税额为( )万元。
A.210
B.910
C.1190
D.1750
[单项选择]
These days, cars are designed using computers. Let’s look at how a new car is created.First, several (1) talk about the new ear and any good ideas that they have. Then they sit down at their computers and (2) many sketches. The best two or three drawings are chosen and then more detailed drawings of (3) are developed on the computer. You can change the size, shape or colour of any part on the computer to see (4) the car would look and then you can choose the best design.Both the inside and the outside of the car have to be designed. Part of the inside of the car is (5) so that the designers can sit in it. They can feel if there is enough (6) inside and if they can reach (7) . Then some cars are built—there are more than 15000 parts of a car to (8) .When everything is known to be (9) , the cars are made in the factory. Again, computers are used to make sure that all the parts are (10) as they are needed. The factory usually stays open all through the night so that the
A. nothing
B. somebody
C. everything
D. nobody
[单项选择]一段方式原油洗仓()。
A. 操作容易
B. 耗时较多
C. 对高粘度原油,清洗效果较差
D. A+B+C
[多选题]下列形态改变中,属于炎症的主要病理变化有( )。
A.血管反应
B.肉芽组织形成
C.炎细胞浸润
D.上皮细胞增生
[多选题] 依据《中国南方电网有限责任公司电力安全工作规程》(Q/CSSG 510001-2015)21.1条规定:未经许可,不应进入( )等密闭空间处工作。在工作开始以前,工作地点两端应开启通风口,并检查工作地点通风是否良好、是否存在可燃气体或有毒气体,不应用明火检查。
A.电缆沟
B.疏水沟
C.下水道
D.井下
[单项选择]只有()才能用于非生活必需品的购买。
A. 个人实际收入
B. 可支配的个人收入
C. 可随意支配的个人收入
D. 名义收入
[单选题]经设备运维管理单位考试合格、批准的检修人员,可进行配电线路、设备的监护操作,监护人应是同一单位的()。
A.检修人员
B.设备运维人员
C.工作负责人
D.检修人员或设备运维人员
[单项选择]We are all busy talking about and using the Internet, but how many of us know the history of the Internet
Many people are surprised when they find that the Internet was set up in the 1960s. At that time, computers were large and expensive. Computer networks didn’t work well. If one computer in the network broke down, the whole network stopped. So a new network system had to be set up. It should be good enough to be used by many different computers. If part of the network was not working, information could be sent through another part. In this way computer network system would keep on working all the time.
At first the Internet was only used by the government, but in the early 1970s, universities, hospitals and banks were allowed to use it, too. However, computers were still very expensive and the Internet was difficult to use. By the start of 1990s, computers became cheaper and easier to use. Scientists had also developed software that made "surfing" the Internet easier.
A. They became cheaper and easier to use.
B. They became larger and larger.
C. People couldn’t buy them anywhere.
D. People could get information only from them.
[单选题]在计数调整型抽样检验中,使用放宽检验或改用跳批抽样的R的是为了( )
A.降低检验成本
B.保护使用方利益
C.放松质量要求
D.提高生产能力
[单项选择]Only after being asked several times ( ) us the story of his strange life.
A. he could tell
B. then he told
C. did he tell
D. he began to tell
[单选题]系统按是否与环境相互作用可分为
A.次系统和超系统
B.生态系统和社会系统
C.人造系统和自然系统
D.开放系统和闭合系统
E.输入系统和输出系统
[判断题]分部、单位工程质量验收表,应按规定整理归档,移交建设单位。分项工程质量验收表,应由施工单位归档保存,电子版资料移交建设单位。( )(DL/T 5161.1—2018《电气装置安装工程质量检验及评定规程 第1部分:通则》2.0.11)
A.正确
B.错误
[多选题]在会议的组织方式上,20-20®程控交换机提供了()。
A.临时会议
B.预约会议
C.群呼会议
D.控制会议
E.以上都是
[判断题]处理保护装置异常时,调度下令停用保护后,解除跳闸出口压板后,专业人员履行工作许可手续后即可对装置进行处理。
A.正确
B.错误
[判断题]在动植物体内所有脂肪酸的降解都是从羧基端开始。
[多项选择]引起测评结果误差的原因有( )。
A. 晕轮效应
B. 近因误差
C. 感情效应
D. 测评指标体系和参照标准不够明确
E. 参评人员训练不足
[单项选择]肝细胞受损时血中呈现活性降低的酶是
A. LDH
B. LCAT
C. ACAT
D. ALT
E. AST
[多选题]安装独立梁模板时,严禁操作人员( )。
A.站在独立梁底模上操作
B.站在模板支架上操作
C.站在柱模支架上操作
D.站在扶梯上操作
E.在底模、柱模支架上通行
[填空题]《铁路旅客运输规程》(铁运〔1997〕101号)规定,除特殊情况并经< >同意的外,持低票价席别车票的旅客不能在高票价席别的车厢停留。
[判断题]在货车上进行高处作业的工人尽量避免双脚站在车帮上操作,否则要蹬稳抓牢防止摔下。
A.正确
B.错误
[多项选择]在项目目标控制过程中,当确认偏离后,根据偏离程度的大小,可以采取的措施是( )。
A. 暂不考虑,视情况发展而定
B. 采取较简单的措施纠偏
C. 目标不变,改变局部计划
D. 重新确立目标,但计划不变
E. 重新确定目标并制定新计划
[判断题] 种类多、范围广就是旅游产品的最大特点。
A.正确
B.错误
[单项选择]患者,男,35岁,从三楼跌落8天入院。查体:神清,MMT检查髂腰肌肌力右侧5级,左侧4级,股四头肌肌力右侧4级,左侧3级,胫前肌肌力右侧2级,左侧1级,趾长伸肌肌力双侧0级。肛门括约肌无张力。感觉检查全部正常。以上检查,可定位患者脊髓损伤平面为()
A. L2
B. L3
C. L4
D. L5
E. S1
[判断题]SF6设备检修结束后,检修人员应洗澡,把用过的工器具、防护用具妥善保管。
A.正确
B.错误
[多选题]车辆跟踪的方法
( )
A.汽车跟踪
B.公共汽车跟踪
C.长途跟踪
D.单人跟踪
[单项选择]从预测模型的分类来看,可以将用于企业人力资源预测的模型分成简单预测模型和()
A. 企业变化预测模型
B. 最优化模型
C. 模拟模型
[判断题]DCA通过系统负荷,干扰,用户空间方向角等测量信息来确定最优的资源分配方案,降低系统干扰,提高系统容量。
[单选题]关于NH3分子描述正确的是( )
A.N原子采取sp2杂化,键角为l07.3℃
B.N原子采取sp3杂化,包含一条d键三条π键,键角l07.3℃
C.N原子采取sp3杂化,包含一条d键二条π键,键角l09.5℃
D.N原子采取不等性sp3杂化,分子构形为三角锥形,键角107.3℃
[判断题]一个工作负责人不能同时执行多张工作票。
A.正确
B.错误
[多项选择]中国证监会在对基金管理公司治理实施监管时,主要关注()等方面。
A. 公司是否按照有关法律法规的要求建立起了组织机构健全、职责划分清晰、制衡监督有效、激励约束合理的法人治理结构
B. 公司是否明确股东会的职权范围和议事规则,股东是否严格履行义务
C. 公司董事是否具有履行职责所必需的素质、能力和时间,独立董事是否独立并有效履行职权
D. 公司是否明确经理层的职权,经理层人员是否独立、合规、勤勉、审慎地行使职权
[单项选择]套管程序从外至里,从大到小依次是()
A. 导管、技套、尾管
B. 表层、技套、导管
C. 表层、油层、尾管
D. 表层、技套、油层
[单选题]引起脓胸最常见的病原菌是( )
A. 肠球菌
B. 肺炎链球菌
C. 溶血性链球菌
D. 金黄色葡萄球菌
[多选题]下列属于登杆塔前要对杆塔进行检查的内容为( )。
A.杆塔是否有裂纹
B.杆塔埋设深度是否达到要求
C.登高工具是否在试验期限内
D.不得失去监护