热门试题:
[判断题]计算机中,中央处理器CPU由运算器和控制器两部分组。
[单项选择]
In about two years, NASA astronauts will go into space with personal assistants. Robotic assistants, of course. About the size of softballs, these personal satellite assistants (PSAs) can float throughout the space shuttle or space station, automatically monitoring life support systems, snapping photos, and taking over monitoring tasks from failed sensors. They’re equipped with collision avoidance system so they won’t bump into anything Naturally, they’re wireless. Thanks to their videoconferencing capabilities, the PSAs offer a virtual presence for ground crews and scientists, letting them advise astronauts--in real time --in the midst of their experiments. The PSAs. will be stowed until the spacecraft reaches orbit (天体运行的轨道). And then activated by the astronauts, ground crews, or even by the spacecraft itself or other PSAs requesting help, they can work automatically or respond to voice or radio commands, and can exchange information with the spacecraf
A. PSAs can deal with all kinds of affairs in space station or space shuttle.
B. PSAs are those who can shoulder more responsibilities than astronauts.
C. PSAs have so many benefits that astronauts can easily carry out their tasks.
D. Nothing can be done without PSAs.
[填空题]Are you afraid to raise your hands in class, even when you know the answer If you are, most people would say that you’re shy.
If you feel shy, you’re not{{U}} (36) {{/U}}. Nine out of ten people are at least a little shy. But however shy you are, scientific{{U}} (37) {{/U}}seems to Show that it isn’t your{{U}} (38) {{/U}}. You must have been{{U}} (39) {{/U}}that way.
How do psychologists{{U}} (40) {{/U}}shyness One way is by observation. They keep detailed{{U}} (41) {{/U}}of people’s actions- like how often these people speak to others, or how long it takes{{U}} (42) {{/U}}to say hello to a{{U}} (43) {{/U}}{{U}} (44) {{/U}}. The test only takes about 10 minutes. It asks questions like "Do you like going out a lot " and "Do you have many friends " People must answer either yes or no.{{U}} (45) {{/U}}. Suppose the test tells you that someone is shy, chances are that the person will act shy. When scientists measure shyness, they’re really comparing degrees of
[多选题]( )应根据模拟图或接线图核对所填写的操作项目,并分别手工或电子签名。
A.A-操作人
B.B-发令人
C.C-监护人
D.D-负责人
E.略
F.略
G.略
[单选题]当实测轨温超过( )℃,车间立即安排高温添乘,并将添乘情况随时汇报段调度中心。
A.40
B.45
C.50
D.55
[单项选择]乳状液是一个多相体系,其中溶质液珠的直径一般大于()微米。
A. 0.001
B. 0.01
C. 0.1
D. 1
[多选题]网点在办理吞没卡领取业务时,必须核对相关资料,符合以下哪个条件的,领卡人可签字领取卡片:______
A.持卡人有效身份证件上姓名与卡正面姓名字母或客户背面签名一致
B.本行卡持卡人持本人有效身份证件并通过卡片密码验证
C.他行卡持卡人持本人有效身份证件,或通过发卡行开具的持卡人证明或其他合理方式确认持卡人身份
D.代理领卡的,须出具领卡人、持卡人有效身份证件,并通过卡片密码验证
[单选题]葡萄糖和脂肪酸分解进入三羧酸循环的共同中间代谢产物是( )。
A.丙酸
B.乙酰CoA
C.琥珀酰CoA
D.α-磷酸甘油
E.磷酸二羟丙酮
[单项选择]治疗产酶金黄色葡萄球菌所致的脑膜炎应首选()
A. 青霉素
B. SMZ+TMP
C. 头孢唑林
D. 庆大霉素
E. 氯霉素
[单选题]施工单位临时载人机械使用滑轮的,滑轮的名义直径与钢丝绳名义直径之比不得小于()
A.15
B.20
C.25
D.30
[多选题]火场内攻前应当做好()安全检查。
A.检查空气呼吸器压力,估算使用时间
B.检查灭火防护服穿戴是否齐全规范
C.检查是否佩戴阻燃头套
D.检查头灯是否打开
E.检查呼救器是否打开
F.检查对讲机频道、信号和电量,测试通信效果
[单项选择]我国民法规定的完全民事行为能力人的年龄是()周岁。
A. 14
B. 15
C. 18
D. 22
[单项选择]采血部门护理人员的任务是运用-——的方法安全地从合适的、健康的、危险因素低的献血者中采集血液。()
A. 科学的、公认的
B. 正确的、科学的
C. 正确的、公认的
D. 正确的、合理的
[单项选择]发现井漏后,钻井液漏失较多时,应立即()。
A. 加高粘CMC
B. 注石灰乳
C. 单泵循环
D. 强行起钻
[单项选择]对塔设备投用前最后一项试验是()。
A. 气压试验
B. 水压试验
C. 气密性试验
D. 空气试验
[单选题]所谓“吃一堑,长一智”“塞翁失马,焉知非福”。因此,大学生要正确认识和对待人生成长过程中的( )。
A.得与失
B.苦与乐
C.生与死
D.荣与辱
[判断题]现场使用的工业相机分辨率越高越好。
A.正确
B.错误
[简答题]和《大学》,《孟子》,《中庸》一起被称为中国“四书”的是哪本著作?
[单项选择] The Swedes are among the most charming peoples in Europe. And their charm comes from an apparent contradiction in the national character. They are extremely conservative in social relationships; within the family and when meeting friends and business acquaintances, their conduct is governed by strict social patterns. At the same time, they are one of the most intellectually progressive people in the world. They are always open to new ideas.
All social occasions in Sweden are regulated by rules and traditions. And these traditions are expressed in a specific ritual made up of formal bows, handshakes, and greetings. When a visitor enters a Swedish home, he is invariably received with a "Welcome"; when he leaves, his host will tell him "You will be welcome again." These charming phrases are an indestructible part of Swedish social life and they give it an old-world flavor of good manners.
The Swedes are charming peoples because_______.
A. they are conservative in social relationships
B. they are intellectually progressive
C. their conduct is governed by strict social patterns
D. they are both conservative and progressive in character
[单选题]关于公共秩序保留,依中国《涉外民事关系法律适用法》,下列哪项是正确的?( )
A.外国法律和国际惯例的适用损害中国社会公共利益的,可以排除适用
B.外国法律的适用损害中国社会公共利益的,可以排除适用
C.国际惯例的适用损害中国社会公共利益的,应适用中国法律
D.以公共秩序保留排除外国法的适用后,应驳回起诉
[单选题]火焰的颜色取决于燃烧物质的化学成分和氧化剂的供应强度。大部分物质燃烧时火焰是橙红色的,但有些物质燃烧时火焰具有特殊的颜色,如() 燃烧的火焰是蓝色的。
A.磷
B.钠
C.钾
D.硫磺
[判断题]电压的方向是由高电位指向低电位,沿着电压的方向,电位是逐点降低的。 ( )
A.正确
B.错误
[单项选择]VHF Channel 6 is used exclusively for what kind of communications?()
A. Radio checks and time checks
B. Inter-vessel safety and search and rescue
C. Working with helicopters
D. Radio direction finding
[单选题]在麦克斯韦速率分布律中,速率分布函数f(v)的物理意义可理解为( )。
A.具有速率v的分子占总分子数的百分比
B.速率分布在v附近的单位速率区间中的分子数占总分子数的百分比
C.具有速率v的分子数
D.速率分布在v附近的单位速率区间中的分子数
[单项选择]在PowerPoint 2003中,讲义母版视图中可以调整()占位符。
A. 两个
B. 三个
C. 四个
D. 五个
[单选题]首届全国消防行业职业技能大赛10月28日在江苏省南京市开赛,赛期4天。此次大赛由应急管理部、人力资源和社会保障部、中华全国总工会、共青团中央共同举办,主题为“()”。
A.向胜利而行、为人民而战
B.向胜利而行、为国家而战
C.朝着胜利而行、一切为人民而战
D.全面发展、积极应战
[判断题]电力安全事故,是指电力生产或者电网运行过程中发生的影响电力系统安全稳定运行或者影响电力正常供应的事故(不包括热电厂发生的影响热力正常供应的事故)。( )
A.正确
B.错误
[单项选择]日常安全管理、环境管理记录属于哪类档案()
A. 短期档案
B. 中期档案
C. 长期档案
D. 永久档案
[单项选择]绿化外包人员每周至少抽查到岗人数几次()
A. 5次
B. 3次
C. 2次
D. 1次
[多项选择]根据海关对报关单上“运输方式”项目的分类规定,“其他运输”是指()。
A. 管道运输
B. 驮畜运输
C. 自行车装运
D. 人力扛运
[单选题]在高处安装与拆除模板时,作业人员可从模板、支撑上攀登上下,但不得在高处独木或悬吊式模板上行走。( )
A.A-正确
B.B-错误
C.略
D.略
E.略
F.略
G.略
[单项选择]下列说法正确的是()
A. 从本质上看,货币是商品
B. 从产生上看,货币是商品交换发展到一定阶段的产物
C. 从起源上看,金银是商品交换发展到一定阶段的产物
D. 有使用价值的一定有价值,是商品
[判断题]胶带输送机逆止器常用的有带式和滚柱式。
A.正确
B.错误
[判断题]集体利益是最大多数人民的最根本最长远的利益,个人利益是指集体范围内一部分人民的利益。
A.正确
B.错误
[判断题]在航空器活动区车辆行驶到客机坪、停机坪、滑行道交叉路口时,如无航空器通过,可自由通行。( 正确 or 错误 )
A.正确
B.错误
[单选题]空间点的三面投影与其三维坐标有一一对应的关系。空间点到H面的距离为该点( )坐标的坐标值。
A.X
B.Y
C.Z
D.以上答案都不对
[判断题]ZYJ7转辙机外锁闭装置对尖轨.基本轨直接锁闭提高了尖轨密贴的可靠性。
A.正确
B.错误
[多选题]沈阳地铁供电系统35kV开关柜设有( )保护。
A.过电流保护
B.过电压保护
C.线路差动保护
D.零序电流保护