热门试题:
[单项选择]通过“拉伸”工具生成实体,对拉伸的草图截面轮廓有什么要求?()
A. 截面轮廓必须是开放的线条
B. 截面轮廓必须是封闭的线条
C. 绘制截面轮廓必须使用直线工具
D. 绘制截面轮廓必须使用中心点绘制圆工具
[不定项选择题]废旧物资是指分公司资产在运营中( )等原因退出使用的物资。
A.使用年限到期
B.磨损、损坏
C.按照规定不得使用
D.技术更新
E.工程拆除
F.严重污染环境
[判断题]乙炔发生器和氧气瓶应放在离明火10米以外处。乙炔发生器和和氧气瓶之间距离应在7米以上。( )(0.5分)
A.正确
B.错误
[多选题]以下关于 OSPF 中路由器类型的说法不正确的是( )。
A.ABR 可以同时是 ASBR
B.连接任意两个区域的路由器为 ABR,可以在两个区域之间传递路由信息
C.区域内路由器不可以为 ASBR
D.一台路由器可以属于两个或两个以上的区域,但是最多只能作为一个区域的 ABR
[单选题]为加强电力生产现场管理,规范各类工作人员的行为,保证 ( )安全,依据国家有关法律、法规,结合电力生产的实际,制定电力安全工作规程。
A. 人身
B. 设备
C. 人身和设备
D. 人身、电网和设备
[单项选择]集中式给水的采样点数,一般按供水人口每______万人设1个点计算
A. 1
B. 3
C. 10
D. 2
E. 5
[填空题]( )和( )是衡量电能质量的两个指标。
[单选题]下列哪项不属于行政强制措施的种类( )
A.限制公民人身自由
B.查封场所、设施或者财物
C.行政拘留
D.冻结存款、汇款
[多选题]安全防护设施验收资料应包括( )等主要内容。
A.施工组织设计中的安全技术措施或施工方案
B.安全防护用品用具、材料和设备产品合格证明
C.安全防护设施验收、变更记录
D.预埋件隐蔽验收记录
[判断题](3449)( )列车退行限制速度为20 km/h。(1.0分)
A.正确
B.错误
[单选题]( )可以根据期货交易所业务规模、发展计划以及潜在风险决定风险准备金的规模。
A.期货交易所会员大会或股东大会
B.期货交易所理事会或董事会
C.中国保监会
D.中国证监会
[单选题]油性皮肤按摩时应选用()手法帮助排出油脂。
A.振颤
B.捏按
C.抹动
D.按抚
[单项选择]采用固定桥修复时,以下基牙数目确定的影响因素,正确的是
A. 邻牙牙根情况
B. 邻牙牙槽骨情况
C. 邻牙牙周膜情况
D. 咬合情况
E. 以上部是
[单选题]成人对水的日需量一般为().(1分)
A.500~1000ml
B.1000~1500ml
C.1500~2000ml
D.1500~2500m
E.2500~3000ml
[多选题]矿山工程专业工程师职称评审中,实用技术材料是指( )。
A.A、工程项目方案
B.B、行业标准
C.C、施工工法
D.D、专利
E.E、产品研制报告
[多项选择]组织创新的趋势有()
A. 组织结构的非层级化
B. 组织结构层级化
C. 组织结构扁平化
D. 组织关系网络化
[单项选择]
As Philadelphia grew from a small town into a city in the first half of the eighteenth century, it became an increasingly important marketing center for a vast agricultural hinterland. Market days (1) the crowded city even more crowded, as farmers from within a (2) of 24 or more kilometers brought their sheep, vegetables, cider and other products for direct sale to the (3) . The High Street Market was continuously (4) throughout the period until 1736, (5) it (6) from Front Street to Third. By 1745 New Market was opened on Second Street. The next year the Callow Hill Market began (7) .
Along with market days, the (8) of twice-yearly fairs persisted in Philadelphia (9) after similar trading days had been discontinued in other colonial cities. The (10) provided a means of bringing handmade goods from (11) places to would-be buyers in the city. Linens and stockings from Germantown, (12) , wer
A. command
B. order
C. recommendation
D. sequence
[单项选择]对空气进行等湿降温处理后,温度下降,含湿量不变,()。
A. 焓值上升,相对湿度下降
B. 焓值不变,相对湿度上升
C. 焓值下降,相对湿度下降
D. 焓值不变,相对湿度上升
[多项选择]“一带一路”建设将增进沿线各国人民的人文交流与文明互鉴,让各国人民(),共享和谐、安宁、富裕的生活。
A. 团结互助
B. 互信互敬
C. 相亲相爱
D. 相逢相知
[判断题]在溶液中(或在融熔状态下)电离出的阴离子全部都是OH-的为碱。
A.正确
B.错误
[判断题]不管哪种采煤方法,工作面绝对瓦斯涌出量随产量增大而增加。()
A.正确
B.错误
[单选题]当后缘襟翼在5的位置时,前缘缝翼在什么位?
A.全伸出位
B.向全伸出位过渡中
C.伸出(中间)位
D.向伸出位过渡中
[填空题]肠内营养给予的方式有:按时分次给予,()()
[判断题]常用的液压泵中,柱塞泵能够实现的工作压力比叶片泵、齿轮泵都高。
[多选题]国境口岸有关单位和交通工具负责人应当遵守下列事项( )。
A.遵守《国境卫生检疫法》和《实施细则》的规定
B.遵守卫生法规的规定
C.接受卫生监督员的监督和检查,并为其工作提供方便
D.按照卫生监督员的建议,对国境口岸和交通工具的卫生状况及时采取改进措施
[单项选择]碘化物治疗甲状腺危象的主要机理是
A. 反馈性抑制垂体释放TSH
B. 使增生的甲状腺缩小
C. 抑制甲状腺激素的合成
D. 抑制甲状腺激素的释放
E. 使有机碘生成减少
[单选题]要使作用在同一物体上的二力维持平衡,其必要与充分条件是此二力( )。
A.大小相等
B.方向相反
C.且作用有同一直线上
D.以上都必须满足
[单选题]下列( )项不被列入事故直接经济损失。[921000000]
A.铁路运输企业承运的行包、货物损失费用
B.行车中断损失费用
C.事故中死亡、受伤人员的处理、医治费用
D.事故中死亡、受伤人员的人身保险赔偿费用
[单项选择]严重触电会直接导致()情况的发生。
A. 牙疼
B. 骨折
C. 尿频尿急
D. 呼吸心跳骤停
[填空题]无菌药品生产,为减少( )并便于清洁,洁净区内货架、柜子、设备等
不得有难清洁的部位。
[判断题]检测工作执行班组自验收和试验人员验收。
A.正确
B.错误
[简答题]CCAR-121合格证持有人运行的飞机应携带哪些证件?
[单选题]假言判断是断定一个事物情况的存在是另一个事物情况存在的条件的命题,假言推理是指大前提是假言判断的演绎推理。
下列不属于假言推理的是()。
A.考试成绩不好,或是由于复习方法不对,或是由于临场发挥不好,王新同学这次考得不好,不是复习方法不对,所以一定是临场发挥不好
B.想当翻译就要学外语,我又不想当翻译,何必费力学外语
C.如果没有特别的原因,公司一般不会批准职员们的事假,公司批准了职员陈列的事假申请,看来一定有特别的原因
D.如果太阳晒得厉害,李明就不会去游泳,今天太阳晒得很厉害,由此可以断定,李明没有去游泳
[单项选择]职业健康安全管理体系中对“风险”的定义是( )。
A. 某一特定危险情况的发生偶然性的集合
B. 某一特定危险情况的发生必然性的集合
C. 某一特定危险情况的发生可能性和后果的组合
D. 某一特定危险情况的发生偶然性和必然性的组合
[单项选择] A few months ago, on a trip to Africa, I met with a group of women in Kibera, the biggest slum in Kenya. These women ranged in age from 16 to 45 but had one thing in common: AIDS had devastated their lives. A woman I’’ll call Chanya told me her story. Chanya is a mother in her 30s trying to raise four children. She does not fit the typical profile of a person living with AIDS— at least not the profile that prevails in the West. She is not a man who has sex with men; she is not a sex worker; she does not use IV drugs. She has engaged in no behavior at all that is high risk for AIDS, except for one— she got married. Her husband, tragically, did engage in high-risk behavior: he had unprotected sex outside his marriage.
Chanya’’s story is not rare.
Why are women so vulnerable Physiological differences make women twice as likely as men to contract HIV from an infected partner during sex. In many countries, sexual inequality compounds the hazard by making it difficult, if not
A. The problem with women is that they do not have the tool to protect themselves
B. The ABC rules are of no use to the women
C. Women are more likely to contract HIV from an infected partner during sex
D. Chanya is only one of the many women suffering AIDS in this way
[单项选择]()在美国电影学院表彰何人接受终生荣誉奖的仪式上,奥黛丽·赫本朗读了一首自己写的诗?
A. 格利高里·派克
B. 弗勒德·阿斯泰尔
C. 威廉·惠勒
D. 大卫·塞尔兹尼克
[单选题]己取得基金从业资格的人员.应每年度完成( )学时的后续培训方可维持其基金从业资格。
A.5
B.10
C.15
D.20
[单选题]链霉素皮内注射的剂量是( )
A.0.25U
B.2.5U
C.25U
D.250U
E.2500U
[单项选择]Australia is an island and it is a continent as well. It is the largest island in the world, but it is the smallest continent. China is about 9.7 million square kilometers, and Australia is 2.0 million square kilometers smaller than China.
Australia is in the south of the world. It lies between the Indian Ocean and the Pacific Ocean. The largest ocean in the world, namely the Pacific Ocean, is in the northeast and east of Australia, while the third largest ocean — the Indian Ocean — is mainly in the south and west of it.
The only big river in Australia is the River Murray. It begins in the mountains in the southeast of the country and it runs westward into the world third largest ocean.
Australia is about ______ million square kilometers.
A. 9.7
B. 2.0
C. 17.4
D. 7.7