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[判断题]输变电设备的绝缘配合是根据工频过电压、预期操作过电压倍数、避雷器工频放电电压、冲击放电电压

、残压等,来确定各类被保护设备的不同试验电压值。
A.正确
B.错误
参考答案:A

热门题目:
第1题:[多选题] 中途新加入的工作班成员,应由( )对其进行安全交底并履行确认手续。
A. 工作票签发人
B. 工作许可人
C. 工作负责人
D. 专责监护人
参考答案:CD


第2题:
[判断题]拆除脚手架应自上而下逐层进行,不得上下同时进行拆除作业。
A.正确
B.错误
参考答案:A


第3题:
[判断题]违反《中华人民共和国民用航空安全保卫条例》规定的航空器内禁止的行为的处罚机关是民航公安机关
A.正确
B.错误
参考答案:A


第4题: [单项选择]
可摘局部义齿的组成中不包括哪一项()
A. 固位体
B. 基托
C. 人工牙
D. 基牙
E. 连接体
参考答案:D

第5题:
[多选题]常见油罐火灾风险有( )等种类。
A.高温风险
B.沸溢喷溅风险
C.爆燃及爆炸风险
D.毒害风险
参考答案:ABCD


第6题: [判断题]
玉米在大喇叭口期进入需水临界始期。
参考答案:对

第7题:
[单选题]钢轨伤损按程度分为重伤、折断和()三类。
A.轻伤
B.断裂
C.裂纹
D.核伤
参考答案:D


第8题: [简答题]
某县卫生防疫站认为某饮食店销售的食品不符合卫生标准,决定对其罚款2000元。饮食店不服,依法向人民法院提起行政诉讼。卫生防疫站为避免败诉,告之原告若能撤诉,可以减少罚款数额。在原告表示同意后,将罚款数额改为200元。随后,原告向人民法院申请撤诉。如果县卫生防疫站具备本案被告资格,人民法院应否准许原告的撤诉申请?为什么? 
参考答案:不应。因为卫生防疫站的行为是规避法律的违法所为,行政权是国家权力,行政机关不能自行处分。根据《行政诉讼法》的规定,原告申请撤诉是否准许,由人民法院裁定。

第9题: [单项选择]
脆性断裂的断口有()。
A. 金属光泽
B. 韧窝
C. 纤维状
参考答案:A

第10题:
[判断题]我国《刑法》规定,编造爆炸威胁等恐怖信息,或者明知是编造的恐怖信息而故意传播,严重扰乱社会秩序的,应处有期徒刑、拘役或者管制处罚。
A.正确
B.错误
参考答案:A


第11题:
[单选题](27602)HXD3型电力机车采用( )级钢车钩。(1.0分)
A.C
B.D
C.E
D.F
参考答案:C


第12题: [单项选择]
患者,女性,35岁,车祸伤后。患者神志模糊,咯血,口鼻均有泥沙夹血外溢,呼吸困难,烦躁不安。左侧胸部严重擦伤,肿胀,心率99/min,血压120/85mmHg,四肢活动尚可,右大腿中下段中度肿胀,有瘀斑和严重擦伤。
对于患者目前的状况,护士此时最紧迫应采取的抢救措施是
A. 请多科医师会诊
B. 清除上呼吸道异物,保持呼吸道通畅
C. 输液
D. 吸氧
E. 右下肢夹板固定
参考答案:B

第13题: [单项选择]
线性回归得出的估计方程为y=38+3x,此时若已知未来x的值是30,那么我们可以预测y的估计值为()
A. 80
B. 128
C. -4
D. -8
参考答案:B

第14题: [多项选择]
Is time management important or not Why
参考答案:Suggested answers:
a.Time management is particularly necessary for the owner/manager of a small firm, because the enterprise is to achieve its objectives. They need to manage efficiently the limited time he or she can devote to the affairs of the business. They need to fulfill expected community obligations. They need to keep up with rapid environmental changes and advancements in management science, and they need to plan for succession in management and continuity of business operations.
b.Time management is necessary for employees as well. Employees must manage their own times, though they usually have their time managed for them by company regulations. With so many essential duties to perform, and only the same amount of time available as is used by each of a number of persons in big business, the finite number of hours in a day is usually the most serious problem of the typical employee. They have to learn to get their priorities right, or they are most likely to get into a panic and fail to meet the deadline.
c.With all of its advantages, even being one’s own boss has a maximum price in terms of time that can be devoted to the business and still leave enough for the enterpriser to enjoy a normal outside life. A major goal of time management is to keep this price for success reasonable. “One realizes the full importance of time only when there is little of it left. Every man’s greatest capital asset is his unexpired years of productive life. ”(P. W. Litchfield)
d.Time management is crucial in doing business. To manage his or her time more effectively, the entrepreneur should (A) rank the various jobs in order of importance; (B) divide them into at least two classes based on the manager’s ability to control the time when they will be performed; (C) decide which ones can best be delegated to other members of the organization; (D) determine those where time can be saved in the long run by adopting suitable procedures; (E) select or formulate suitable aids to time economy. These five steps in time management have been listed in their order of importance and can be discussed in that sequence.
e.Time management is crucial to business success. The manager must first define his or her goals and set priorities. Time is limited, fixed within absolute and reasonable limits. Choice is essential, and ranking is the only intelligent approach. “First things first” should be the guide, but like other maxims it is often difficult to accomplish, mainly because of lack of planning. Which should come first, serving a customer when all other employees are busy or doing essential paperwork that must be completed before tomorrow The customer’s arrival could not have been predicted a few minutes earlier, but essential paperwork was known days or even months in advance. You must be the judge—it’s your enterprise.
f.Ranking involves valuation. First to be accomplished are those mandatory duties required by law. “You will never‘find’time for anything. If you want time, you must make it. ”(—Charles Bixton) Time management involves self-discipline. We all sometimes dissipate time on such things as idle conversation, newspaper reading, or just daydreaming. Entrepreneurs must keep up with important new events that might affect their business or family life, but many spend more time than necessary in the process. Conversation also is needed to spark fresh ideas, to make new friends, and to build goodwill, but a lot of time is often wasted on unimportant exchanges of comments regarding the weather, the latest gossip, and the like. Experience shows that from one to two hours per day can often be saved from these sources alone. Of course, time-consuming habits such as these are often relaxing and enjoyable. The main point is that unless controlled they frequently use up the only time the entrepreneur has to use for deliberation and planning.
g.Time management considerations are some of the most important factors that sales management should be concerned with. It is important for sales management to convey to members of the sales force the value of their time. Sales managers need to do everything possible to insure that this unproductive time is held to a minimum and that territory coverage is possible in an efficient way.
h.An important ability of successful sales representatives is to know how to use their time efficiently, plan their routes, service accounts, and develop prospective accounts. Salesmanship is very important. Yet of the three things that make for sales productivity-effective two- way communication skills, knowledge of customers and products, and prudent investment of available sales time-the way a salesman invests his time may well be the most critical. Time equals money.
答案解析:[解析] time management善用时间技巧。salesmanship推销术,销售技巧。dissipate (time) 驱散,浪费,挥霍(时间)。 prudent investment审慎投

第15题:
[判断题]列车配备照明灯、扩音器等应急物品,电量充足,性能良好。( )
A.正确
B.错误
参考答案:A


第16题:
[判断题]三相交流对称电路中,如采用星形接线时,线电压等于相电压。
A.正确
B.错误
参考答案:B
星形连接时,相电流等于线电流,线电压是相电压的根号3倍;三角形连接时,线电压等于相电压,相电流是线电流的根号3倍。

第17题:
[判断题](45061)( )正线上两对向单开道岔有正规列车同时通过两侧线时,18号单开道岔间插入钢轨长度不应小于12.5m。( )(1.0分)
A.正确
B.错误
参考答案:B


第18题: [单项选择]
患者,女性,26岁,农民。因无明显诱因出现烦躁、焦虑、抑郁、怀疑被人议论和被害5个月,2个月前出现四肢近端阵发性发绀,腕、足、踝关节红、肿、热、痛并指端发麻,进行性出现皮肤变黑、色素沉着、双侧颜面部呈对称性皮疹,口唇色素沉着并增厚,面部及四肢皮肤红斑、脱发,间歇性低热,全身乏力,食欲降低,体重下降5kg,于2008年5月30日入院。该患者出现的最主要精神症状是()
A. 精神分裂样症状
B. 神经衰弱症状群
C. 癔症发作
D. 急性脑器质性综合征
E. 慢性脑器质性综合征
F. 强迫症状群
参考答案:A

第19题: [单项选择]
支气管哮喘发作的典型肺部体征为()
A. 双肺散在密布干、湿啰音
B. 双肺广泛性小水泡音
C. 双肺广泛性哮鸣音
D. 可听到典型的Velcro啰音
E. 全肺语颤增强
参考答案:C

第20题: [简答题]
岩石力学、土力学与工程地质学有何关系
参考答案:岩石力学和土力学与工程地质学有着十分密切的关系,工程地质学中的大量计算问题,实际上就是岩石力学和土力学中所研究课题,因此在广义的工程地质学概念中,甚至将岩石力学、土力学也包含进去,土力学和岩石力学是从力学的观点研究土体和岩体。它们属力学范畴的分支。

第21题:
[判断题]铁路职工工作时要着装整洁,符合规定,文明生产。( )
A.正确
B.错误
参考答案:A


第22题: [单项选择]
我国首次以法律形式明确规定“国家实行教师资格制度”的文件是()。
A. 《教师资格条例》
B. 《教师资格认定的过渡办法》
C. 《(教师资格条例)实施办法》
D. 《中华人民共和国教师法》
参考答案:D
答案解析:《中华人民共和国教师法》第十条:国家实行教师资格制度。中国公民凡遵守宪法和法律,热爱教育事业,具有良好的思想品德,具备本法规定的学历或者经国家教师资格考试合格,有教育教学能力,经认定合格的,可以取得教

第23题:
[判断题]业务部门负责本级业务领域信息系统的业务需求、项目申报,全程参与项目立项、实施、试点和验收,组织项目培训,推进系统应用。
A.正确
B.错误
参考答案:A
答:业务部门负责本级业务领域信息系统的业务需求、项目申报,全程参与项目立项、实施、试点和验收,组织项目培训,推进系统应用。

第24题: [单项选择]
铸造支架前腭杆前缘应距离余牙牙龈缘
A. 2mm
B. 3mm
C. 5mm
D. 6mm
E. 8mm
参考答案:D

第25题:
[单选题]若每部电影按600MB计算,则一张普通的DVD光盘大致可以存放
A.少于1部电影
B.1部电影
C.5~8部电影
D.10部以上电影
参考答案:C


第26题: [单项选择]
患者,40岁。不慎被硫酸灼伤,Ⅲ度烧伤面积达45%.入院后应采用()
A. 严密隔离
B. 接触隔离
C. 呼吸道隔离
D. 消化道隔离
E. 保护性隔离
参考答案:E
答案解析:需要严密隔离的疾病有霍乱、鼠疫、传染性非典型性肺炎(SARS)、禽流感,A错误。适用于接触隔离的疾病主要有:破伤风、气性坏疽,新生儿带状疱疹、脓疱病等,B错误。呼吸道隔离的疾病有肺结核、流脑、百日咳、

第27题: [单项选择]
在进行农作物受灾损失测算时,为了测算方便,将农作物的生长大致分为四个阶段,下面哪个不属于这四个阶段()。
A. 幼苗期
B. 分蘖期
C. 抽穗期
D. 成熟期
参考答案:C

第28题:
[判断题]三班制生产的化工企业的用电,峰、平、谷时段负荷耗电功率差距小。
A.正确
B.错误
参考答案:A


第29题: [单项选择]
对进口货物收货人或其代理人未在规定的期限内向海关申报的,由海关自到期的次日起,至报关单位向海关申办货物进口手续之日止,按日征收进口货物到岸价格()的滞报金。
A. 0.5%
B. 1%
C. 0.5‰
D. 1‰
参考答案:C
答案解析:

滞报金的日征收金额为进口货物完税价格的0.5‰。滞报金起征点为50元,不足50元的免予征收。



第30题:
[单选题]变速器按操纵方式的不同可分为手动变速器和自动变速器。() (1分)
A.错
B.对
参考答案:B


第31题: [单项选择]
根据网络接入方式分类,可将电子商务划分为( )
A. 企业与企业间的电子商务和企业与消费者间的电子商务
B. 网站电子商务、语音电子商务和移动电子商务
C. 虚拟产品电子商务和实体电子商务
D. 国内电子商务和国际电子商务
参考答案:B

第32题:
[单选题]下列不属于教学媒体的是( )
A. 实物
B. 口头语言
C. 计算机网络
D.教师
参考答案:D


第33题:
[多选题]干式变压器的种类有( )。
A.环氧树脂干式变压器
B.气体绝缘干式变压器
C.浸渍绝缘干式变压器
D.“赛格迈”干式变压器
参考答案:ABCD


第34题:
[单选题]根据《工程建设项目招标投标活动投诉处理办法》(七部委11号令),行政监督部门处理投诉,有权查阅、复制有关文件、资料,调查有关情况,相关单位和人员应当予以配合。必要时,行政监督部门可以责令()招标投标活动 。
A.暂停
B.顺延
C.取消
D.重新组织
参考答案:A


第35题:
[填空题]干部人事档案工作必须服务( ),服务( ),服务( )。
参考答案:广大干部人才|党的建设新的伟大工程|新时代中国特色社会主义伟大事业


第36题: [单项选择]
{{B}}Questions 11 to 18 are based on the conversation you have just heard.{{/B}}
A. His only daughter is dying.
B. His mother died some time ago.
C. He failed to take good care of his daughter.
D. He neglected his sick wife because of heavy work duties.
参考答案:C

第37题:
[单选题] 金属原子(或非金属阴离子)→失电子→化合价升高→被氧化→该物质是还原剂→具有( )。
A.氧化性
B.还原性
C.同化性
D.异化性
参考答案:B


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