题目详情
题目详情:

[单项选择]上颌双尖牙与下颔双尖牙区别中哪一点是错误的( )
A. 上颌双尖牙的牙冠靠近牙体长轴
B. 下颌双尖牙的牙冠略偏牙体长轴颊侧
C. 下颌双尖牙的牙冠方圆
D. 上颌双尖牙的牙冠较窄长
E. 下颌双尖牙多位扁圆单根

热门试题:

[单项选择]支气管扩张()
A. 肺纹理增粗、紊乱,呈蜂窝状小透明区
B. 免疫低下患儿出现发热、咳嗽、咳胶冻样痰及咯血
C. 咯血、肺浸润、低色素贫血、肾小球肾炎伴肾功能不全
D. 慢性咳嗽、咯血及小细胞低色素贫血
E. 骨折后7d突然出现胸痛,咯血及呼吸困难
[单项选择]因非承包商原因一周内停水、停电、停气造成停工累计超过8h的情形,承包商可以根据合同通用条款约定要求进行( )。
A. 工期索赔
B. 工期、费用索赔
C. 费用索赔
D. 工期、费用和利润索赔
[单项选择]根据水泥石侵蚀的原因,下列哪一条是错误的硅酸盐水泥防侵蚀措施?()
A. 提高水泥强度等级
B. 提高水泥的密实度
C. 根据侵蚀环境特点,选用适当品种的水泥
D. 在商品混凝土或砂浆表面设置耐侵蚀且不透水的防护层
[单项选择]有关肾盂造影时压迫腹部的叙述,错误的是()
A. 防止对比剂流入膀胱
B. 压迫点为脐水平两侧
C. 压迫球呈"倒八字"形放置
D. 压力为80~100mmHg
E. 观察全尿路时解除压迫
[单选题]铝热焊缝中( )缺陷产生部位,多数存在于轨腰两侧。
A.夹渣
B.夹砂
C.疏松
D.缩孔
[单项选择]设信号的波特率为600Baud,采用4相DPSK调制,则信道支持的最大数据速率为()
A. 300bps
B. 600bps
C. 800bps
D. 1200bps
[判断题]电气设备附近应配备适用于扑灭电气火灾的消防器材。发生电气火灾时应首先灭火。(  )
A.正确
B.错误
[判断题]分布式电源现场勘查宜使用现场作业工作卡。
A.正确
B.错误
[单项选择]Questions 166-168 refer to the following article.
Kaiser Chemical Co. is proud to submit its entry to the 7th annual Innovation Contest to be held in the San Diego Convention Center, November 24-26, 2007. The product is a new type of insulation material. Thanks to its unique microstructure, it can keep the houses warmer in the colder winter months and cooler in the summer. This means that using our new insulation will result in a substantial reduction in the consumer heating and cooling bills.
In addition, our new insulation is made without any harmful chemicals. Moreover, our new insulation functions equally well in humid and dry climates.
We invite interested scientists and observers to visit our information booth in the annual Innovation Contest and to meet our company CEO, Mr. Howard Peterson, who is giving a presentation on the product at 10 a.m. on November 25.
What can be inferred about the new insulation
A. It is most useful in small houses.
B. It represents innovation in chemistry.
C. It is currently being used in the San Diego Convention Center.
D. It needs to be tested in dry climates.
[单项选择]在WindowsXP中,文件夹指的是()。
A. 文档
B. 程序
C. 目录
D. 磁盘
[单项选择]低频电疗法采用的电流频率为()
A. 0~10Hz
B. 0~100Hz
C. 0~1000Hz
D. O~10000Hz
E. 0~100000Hz
[单项选择]个体防护装备分为三类,下列说法正确的是()。
A. 分皮肤、呼吸、配套三类
B. 分皮肤、呼吸、综合三类
C. 分皮肤、呼吸、眼睛三类
D. 分皮肤、眼睛、呼吸三类
[填空题]《供电营业规则》第十条规定:供电企业可以对距离发电厂较近的用户,采用发电厂(),但不得以发电厂的厂用电源或变电站(所)的站用电源对用户供电。
[单选题]为了要记住“桌子一巧克力”这两个词,而在这两个词中间加上一些词语,使它成为诸如“桌子上放着巧克力”等易记语句,这是哪种记忆策略的运用(  )
A.注意策略
B.复述策略
C.精细复述策略
D.对偶策略
[单选题]CRH1A型动车组允许的压缩机运行时间为___。
A.3min
B.5min
C.8min
D.10min
[多选题]违规关闭( )属于违反成都局集团公司安全红线的行为。
A.动车组车载安全监控装置
B.客车火灾报警装置
C.漏电报警装置
D.TCDS装置
[单项选择]下列关于几个“一定”的叙述,错误的是()
A. 人体细胞产生的CO2一定是有氧呼吸的结果
B. 细胞中一个染色体组中一定不存在等位基因
C. 细胞分裂的过程中染色体数目和DNA含量一定不能同时加倍
D. 基因型改变一定引起表现型发生变化
[单项选择]男孩,7岁,身高位于同年龄、同性别正常儿童身高的第3百分位,呈匀称性矮小,智力正常,余体检未发现异常。骨龄5岁,已行GH激发试验。若GH激发试验:GH峰值9μg/L,在60分钟出现,该患儿诊断()
A. 完全性生长激素缺乏症
B. 部分性生长激素缺乏症
C. 正常状态
D. 生长激素神经分泌障碍
E. 体质性青春期延迟
[单选题]单位党委在审批预备党员后,由()与本人谈话。
A.党委兼职组织员
B.党委委员
C.党支部书记
D.组织委员
[单项选择]如果设置报表上某个文本框的控件来源属性为“=7 Mod 4”,则打印预览视图中,该文本框显示的信息为(2004年9月)
A. 未绑定
B. 3
C. 7 Mod 4
D. 出错
[单项选择]The writer's mother, it seems, _______.
A. disliked slow driving
B. hated out-door life
C. was good-natured old lady
D. was a strong-willed old lady
[单选题]组合夹具是由各种(  )元件拼装组合而成的。
A.专用
B.可调
C.标准
D.特殊
[多项选择]理财客户的投资目标可以分为以下哪些类型( )
A. 出于应付家庭大额消费和支出、突发事件的资本积累
B. 防范失业、疾病等的风险
C. 追求资产的快速成长
D. 提供退休后的收入
E. 学习金融投资的技巧
[单选题]在紫外光下观察,第1版欧元纸币上的欧盟旗帜和欧洲中央银行行长签名为()。;( )
A.绿色,绿色;
B.红色,蓝色;
C.黑色,绿色;
D.粉色,蓝色。
[单选题] 电子支付指令的发起行应建立必要的安全程序,对客户身份和电子支付指令进行确认,并形成日志文件等记录,保存至交易后()年。
A.2
B.3
C.4
D.5
[多选题]化学防护服的种类有( )
A. 特级化学防护服
B. 一级化学防护服
C. 二级化学防护服
D. 三级化学防护服
[单选题]单选题
我们党的最大政治优势是密切联系群众,党执政后的最大危险是( ) 。
A.脱离群众
B.权力腐败
C.以权谋私
D.贪污腐败
[单选题]下列说法中,不正确的是( )
A.计算机黑客是指那些制造计算机病毒的人
B.黑客多数是利用计算机进行犯罪活动,例如窃取国家机密
C.黑客攻击网络的主要手段之一是寻找系统漏洞
D.安装防火墙是预防病毒的措施之一
[单选题]在实体关系图中,每个实体可能对应( )。(选一项)
A.应用程序的一个功能模块
B.应用程序的一个界面
C.应用程序的一个函数
D.应用程序数据库中的一个表
[单选题]某矿井井下工人在工作时发现矿井通风设备出现故障,遂向当班副矿长报告。副矿长因急于下班回家,未及时安排人员维修,导致瓦斯聚集发生爆炸,造成21人死亡、1人重伤。依据《刑法》的规定,副矿长的行为构成( )。
A.重大责任事故罪
B.玩忽职守罪
C.重大劳动安全事故罪
D.危险物品肇事罪
[单项选择]细过滤器的反洗流量控制器输出到位于()的流量控制阀FCV-A2044
A. 细过滤器反洗进口管线上
B. 细过滤器反洗出口管线上
C. 脱氧塔进口管线上
D. 粗过滤器反洗进口管线上
[单选题]不得随意进入结构已经明显松动的建筑内部,不得冒险钻入没有固定支撑的建筑废墟空隙间,必须进入时应进行评估,并采取()措施。
A.改造
B.拆除
C.加固
D.翻修
[单项选择]Passage Two
When I was home in Britain on holiday last summer, I spent an evening looking at photos my father had taken when he stayed with us in Beijing in the spring of 1966. Of all these interesting scenes of the past, the one I exclaimed at was a photo of Chang An Jie at Tiananmen. The photo showed one car and two bicycles!
This made me reflect on the changes that have transformed Beijing since I came to the city 37 years ago. In those days, the bicycle was king. What sheer joy it was to cycle along with the hundreds (not thousands) of fellow pedallers (骑车人), never in fear of life and limb as one is now. I bought my first bike in 1963. It cost me 150 yuan--in those days three or four months’ salary for the average city dweller.
Such changes! Good or bad Today, cycling is hazardous but bikes are easily affordable. Gone are the old wo
A. She was a teacher.
B. She was a visiting farmer.
C. She was a journalist writing articles about China.
D. She was a business woman helping her father with his business.
[单项选择]如果缺乏奋斗精神,就不可能有较大成就。李阳有很强的奋斗精神,因此,他一定能成功。
下述哪项如果为真,则上文推论最可靠?()
A. 李阳的奋斗精神异乎寻常。
B. 不奋斗,成功只是水中之月。
C. 成功者都有一番奋斗的经历。
D. 奋斗精神是成功的唯一要素。
E. 成功者的奋斗是成功的前提。
[多选题]甲状腺功能亢进症病人放射治疗护理时应注意:( )
A.服碘后不宜用手按压甲状腺,以免发生甲亢危象
B.服药后 2 小时勿吃
固体食物,以防呕吐丧失 131 碘
C.服药 24 小时避免咳嗽及吐痰,以免
流食 131 碘
D.鼓励多饮水,每 It 2000~3000 ml,至少 2~3 天
[判断题]禁止带负荷断、接引线。
A.正确
B.错误
[填空题]Private does not mean {{U}} (36) {{/U}}. But it does mean {{U}} (37) {{/U}} . Public schools in the US are paid for by money from everyone; private schools are not. Parents who send their children to private schools must pay to do so. Parents may have enough money to pay for private school. But these schools do not have to accept their children. Most private schools accept only children who are {{U}} (38) {{/U}} doing well in school and are able to work quietly. Some take only boys or only girls. Classes are often {{U}} (39) {{/U}} and less {{U}} (40) {{/U}} than classes in public schools. This gives children a {{U}} (41) {{/U}} to learn more of what their teachers are trying to teach them. Public schools don not teach religion. So some parents choose private {{U}} (42) {{/U}} schools for their children. These schools each belong to a church. They give lessons about that religion. They give lessons in all the usual school {{U}} (43) {{/U}} as well. {{U}} (44) {{/U
[多选题]当验明检修的低压配电线路、设备确已无电压后,至少应采取以下措施之一防止反送电:()。
A.装设遮栏
B.所有相线和零线接地并短路
C.绝缘遮蔽
D.在断开点加锁、悬挂“禁止合闸,有人工作!”或“禁止合闸,线路有人工作!”的标示牌

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