热门试题:
[填空题]Scientists in India have discovered a way to make bamboo plants produce flowers in laboratory. The British (26) Nature recently reported the historic event. In the wild it can take as long as 120 years for some kind of bamboo to flower, and after the plant (27) its seeds it dies. The bamboo plant is used in many different ways. But because it takes so long to produce seeds, scientists never consider it a traditional farm crop. The recent (28) in India may change that. The research was done at the National Chemical Laboratory in India. Three scientists cut two hundred pieces from two different kinds of bamboo plants; each was a few centimeters long. The tiny cuttings were placed (29) coconut milk, plant-growth hormone and other (30) . Just a few weeks later, flowers began to appear, which were the same size as those on (31) grown bamboos. Two weeks after that the plants began to produce seeds. In the wild, it will take 30
[单选题]导电体对电流的阻碍作用称为电阻,用符号R表示,单位为( )
A.Ω
B.A
C.V
D.F
E.其它
[判断题]机油油尺上的热车油位比冷车油位高。( )
A.正确
B.错误
[单选题]流行性出血热患者的护理
题目内容.患者,女,50岁,干部,某年12月22日入院,发热7天,少尿1天入院。同年11月去江西高安出差,当地有类似发热病流行,12月中旬返南昌。体检:体温36.6℃,血压90/60mmHg,脉搏110次/分,呼吸28次/分,重病容,神志尚清,全身散在瘀斑,软腭针尖样出血点,两腋下搔抓样出血,球结膜水肿、充血,血象:WBC 20.5×109/L,异形淋巴细胞30%,PLT 89×109/L。尿蛋白+++,诊断应首先考虑
可选项.
A.败血症
B.伤寒
C.钩体病
D.急性肾盂肾炎
E.流行性出血热
[单选题]处理用户的投诉不能单纯地同情和理解,需快速响应,在服务标准时限内迅速给出解决方案,对( ),应优先处理。
A.客户情绪激动的投诉
B.存在重大服务风险的投诉
C.无法解决的问题
D.客户要求立刻处理的投诉
[多选题]无民事行为能力人包括()。
A.不满8周岁的未成年人
B.不满12周岁的未成年人
C.不能完全辨认自己行为的精神病人
D.不能辨认自己行为的精神病人
[判断题] 三相电度表接线时不用按正相序接线,经电流互感器接线极性必须正确。
A.正确
B.错误
[单选题]当基本闭塞法不能使用时,应根据列车调度员的命令采用( )行车。
A.电话闭塞法
B.绿色许可证
C.路票
D.红色许可证
[简答题]因违章待岗的人员,由各级( )部门按规定进行管理,公司视情况统一组织主办违章待岗人员培训班。
[多选题]可燃装修的危害性有( )
A. 使建筑失火的几率增大
B. 增大了建筑内火灾荷载
C. 使火灾持续时间长
D. 燃烧更加猛烈
[单选题]CR300AF型动车组废水箱采用不锈钢制成,有效容积为( )L。废水箱两端各设一个排污阀。
A.300
B.350
C.450
D.600
[单项选择]The results of the use of the Jungner apparatus indicate that ______.
A. people may become aware of a previously undetected ailment
B. blood diseases can be cured very easily
C. diabetes does not respond to the apparatus
D. practically all Swedish physicians welcomed the invention
[多选题]任何单位和个人都应当( )( )事故抢救,并提供一切便利条件。
A.支持
B.配合
C.干扰
D.阻止
[判断题]运行中的电流互感器短路后,仍应有可靠的接地点,且一个回路中可以有两个接地点。
A.正确
B.错误
[单项选择]Pollution: A Life and Death Issue
One of the main themes of Planet under Pressure is the way many of the Earth’s environmental crises reinforce one another. Pollution is an obvious example--we do not have the option of growing food, or finding enough water, on a squeaky- clean planet, but on one increasingly tarnished and trashed by the way we have used it so far.
Cutting waste and clearing up pollution cost money. Yet time and again it is the quest for wealth that generates much of the mass in the first place. Living in a way that is less damaging to the Earth is not easy, but it is vital, because pollution is pervasive and often life-threatening.
Air: the World Health Organization (WHO) says three million people are killed worldwide by outdoor air pollution annually from vehicles and industrial emissions, and 1.6 million indoors through using solid fuel. Most are in poor countries.
Water: diseases carried in water are responsible for 80% of illnesse
A. malaria
B. wildlife
C. animals
D. human nervous system
[单项选择]产品存在缺陷造成用户身体受到伤害,诉讼时效为( )
A. 1 年
B. 20 年
C. 4 年
D. 2 年
[单选题]1116.遥控无人机着陆时,关于大逆风着陆描述正确的是
A.A.第三转弯时机应适当延后,以便第四转弯点距降落点比正常略近一些
B.B.第三转弯时机应适当提前,以便第四转弯点距降落点比正常略近一些
C.C.第三转弯时机应适当提前,以便第四转弯点距降落点比正常略远一些
[多选题]TYJL-ADX型计算机联锁,以下控制台按钮,为自复式的有( )。
A.A、接车辅助
B. B、发车辅助
C. C、总辅助
D.D、改方
[单项选择]馏塔选用舌形塔盘是因为()
A. 处理量小
B. 操作弹性大
C. 塔中压降大
D. 可防止堵塞
[单选题]带电设备附近测量绝缘电阻,( )应与设备的带电部分保持安全距离。移动引线时,应加强监护,防止人员触电。
A.测量人员
B.绝缘电阻表
C.测量引线
D.测量人员和绝缘电阻表安放的位置
[单选题]企业事业单位造成水污染事故时,必须立即采取措施,停止或者减少排污,并在事故发生后(),向当地环境保护部门作出事故发生的时间、地点、类型和排放污染物的种类、数量、经济损失、人员受害及应急措施等情况的初步报告。
A.1天内
B.2天内
C.5天内
D.一周内
[填空题]线路允许速度不大于120km/h,在直线上的超高顺坡,有缓和曲线时不得大于 ( )mm。
[简答题]高压断路器的作用,正常时用于___________电路,事故时由继电保护动作断开________,并能完成___________任务。
[单选题]管道、支架安装作业过程中必须安全使用( ),应从指定电源处取电。
A.电源
B.临时电源
C.绝缘工器具
D.防护劳动用品
[多项选择]外观设计是指对产品的( )或者其结合,所作出的富有美感并适于工业上应用的新设计。
A. 形状
B. 构造
C. 图案
D. 色彩
[单项选择]
下面的短文有15处空白,请根据短文内容为每处空白确定1个最佳选项。
{{B}}Happy Marriage, Happy
Heart{{/B}} Happily married people have lower blood pressure{{U}}
(51) {{/U}}unhappily married people or singles, a Brigham Young
University study says. On the other hand, even having a
supportive social network did not translate into a blood pressure benefit for
singles or unhappily{{U}} (52) {{/U}}people, according to the
study. "There seems to be some unique health benefits from
marriage. It’s not just being married{{U}} (53) {{/U}}benefits
health—what’s really the most protective of health is having a happy{{U}}
(54) {{/U}}," study author Julianne Holt-Lunstad, a psychologist who
specializes in relationships and health, said in a prepared statement.
The study included 204 married and 99{{U}} (55 A. pressure B. speed C. level D. flow
[判断题]在稿纸设置中不但可以设置稿纸的方格行列数还可以直接指定页眉页脚的内容。 A.正确 B.错误
[单项选择]患者,男性,60岁,有下肢水肿病史5年,右下肢水肿较剧,无高血压和糖尿病病史。昨晚在看电视时突感呼吸困难,活动后加重,不伴咳嗽、咳痰,其可能的诊断为()。 A. 肺动脉血栓形成 B. 肺动脉血栓栓塞 C. 肺动脉脂肪栓塞 D. 肺血流量增加 E. 肺动脉狭窄
[判断题]有限空间作业所使用的呼吸器及备件应避免日光的直接照射以免橡胶件老化,不使用的过滤件应保存在密封容器内以防受潮。 A.正确 B.错误
[判断题]暂存点只是用于临时中转,暂存点的物资存放周期最长不能超过7天 A.正确 B.错误
[单选题]工业机器人运动自由度数,一般( ) A.小于2个 B.小于3个 C.小于6个 D.大于6个
[判断题](类别:号段管理难度:中等)电信企业市场营销中,预算方案包括销售收入和生产、销售、广告、分销等方面的支出。() A.正确 B.错误
[单项选择]Failure to effectively deal with interpersonal conflict in the workplace could ______.
[填空题]P305T3D002 逆变电流异常包括( )、( )和( )三种情形。
[单项选择]男性,76岁。结核性心包炎患者,超声心动图显示心包积液,其坐位心界呈() A. 普大型 B. 烧瓶状 C. 靴形 D. 梨形 E. 心底部浊音界增宽
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