热门试题:
[单项选择]An investigation of the circulation of blood in the eyes of diver has produced the strongest evidence that tissue damage caused by diving is more common and more severe than had been previously thought. Of the 26 professional divers studied, all had abnormal retinas. None of the divers taking part in the study had visual problems as a result of their damaged retinas but Alan Bird of Moorfields Eye Hospital in London said that he "would not be surprised to find divers whose damage has progressed far enough to affect their vision".
Evidence has mounted during recent years to show that exposure to pressure during diving subtly damages the central nervous system. Doctors believe that the damage is due to obstruction in the flow of blood through the tissues. People who take up diving as a sport know they are at risk of getting "the bends" or an air embolism, but if they follow the correct procedures, the risk is very low. All professional divers know they also run the risk of bone necr
A. involves the injection of fluorocein dye into the pupil
B. provides graphic information about blood supply to retinas
C. causes considerable discomfort to the patient
D. none of the above
[多选题]民事法律行为的有效条件有（ ）。
A.有行为人
B.行为人合格
C.行为人有意思表示
D.行为人意思表示真实
[单选题]对幼儿来说，最有效的办法就是在( )的基础上进行识记。
A. 理解
B.背诵
C.复述
D.无意识
[单选题]在机翼表面附面层由层流状态转变为紊流状态的转捩点的位置
A.将随着飞行速度的提高而后移
B.将随着飞行速度的提高而前移
C.在飞行M数小于一定值时保持不变
[多选题]以下关于出国劳务贷说法正确的是________
A.微贷中心向年满18周岁、具有完全民事行为能力的自然人发放的一款消费性贷款
B.微贷中心向年满16周岁、具有完全民事行为能力的自然人发放的一款消费性贷款
C.由具有国际劳务培训和输出资格的公司进行推荐并提供担保，专项用于支付培训费用
D.微贷中心为客户提供集中办理、统一授信、集中放款的‘一站式’服务
[单选题]火炸药或燃爆性气体混合物发生爆炸时所需要的最低点火温度称为()。
A.发火点
B.自燃点
C.闪点
[判断题]断路器按操作电源分类时,48V一下为弱电。
A.正确
B.错误
[判断题]列车工作人员查验车票，发现乘车人无进站检票记录时，确认乘车人所持产品有效的，补填本次列车的电子乘车记录；确认乘车人所持产品无效的，按规定补票。
A.正确
B.错误
[单选题](37508)981型应急电源合闸时，空气开关跳闸的处理方法之一：电路有()点。
A.短路
B.断路
C.混线
D.漏电
[单选题]配电《安规》要求，装设、拆除接地线均应使用（）并戴绝缘手套，人体不得碰触接地线或未接地的导线。
A.绝缘绳
B.专用的绝缘绳
C.绝缘棒
D.软铜线
E.略
F.略
[判断题]手机会在关机时存储空闲模式下的BA列表在SIM卡或手机上，在下次开机时手机首先扫描该列表中的BCCH
[单项选择]在操作系统中，进程管理主要管理的是（）。
A. 输入设备
B. 输出设备
C. 处理机（CPU）
D. 存储器
[单选题]在Excel中，在选择了内嵌图表后，改变它的大小的方法是()。
A.按【+】号或者【-】。
B.按【↓】号或者【↑】
C.用鼠标拖拉图表边框上的控制点
D.用鼠标拖拉它的边框
[判断题]当蒸汽管的直径大于75mm时，电缆与蒸汽管法兰的距离应不小于450mm。
[单项选择]1922年5月1日，中国劳动组合书记部在广州召开了第一次全国劳动大会（）。
A. 一
B. 二
C. 三
D. 四
[单选题]我国消防法律法规体系以( )为核心，以消防法规、消防规章和消防技术规范为补充，是我国法律体系的
重要组成部分。
A.刑法
B.行政处罚法
C.消防法
D.人民警察法
[单选题]使用15克的咖啡粉冲煮咖啡液,加水约( )毫升左右即可。
A.100
B.150
C.180
D.250
[单项选择]赵老汉夫妇去世后，长子赵甲以自己尽义务最多为由独占全部遗产，幼子赵丁起诉要求分割遗产。次子赵乙、三子赵丙既不参加诉讼，又不表示放弃实体权利，法院受理此案后，正确的做法是（）。
A. 追加赵乙、赵丙为被告
B. 追加赵乙、赵丙为原告
C. 推定赵乙、赵丙放弃继承权
D. 视为赵乙、赵丙放弃继承权
[多选题]题干：《道路旅客运输企业安全管理规范》规定，客运企业应当制定客运驾驶员行车操作规程。操作规程的内容包括（ ）。
A.出车前、行车中、收车后的车辆技术状况检查
B.开车前向旅客的安全告知
C.高速公路及特殊路段行车注意事项
D.恶劣天气和夜间行车注意事项
[判断题]大型养路机械检修规则规定，闪光焊轨车的检修贯彻“预防为主，质量第一”的工作方针。
A.正确
B.错误
[简答题]M900的波道编号不再以第×波为标准说法，而是改成以波长标示波道，请说出M900中40×10G的OMU（VMUX）的ch1…ch40与80×10G的OMU（VMUX）以及OMU＋（VMUX＋）的ch1…ch40分别对应的波长的规律。
[简答题]轻型车辆仅限昼间封锁施工维修作业时使用，不按列车办理； 在夜间或遇降雾、暴风雨雪时，仅限于消除线路故障或执行特殊任务时使用，但应按列车办理。
[多选题]在侦查李某涉嫌故意伤害案过程中,发现被害人的伤势未达轻伤,不应对被逮捕的李某追究刑事责任,公安机关下列做法正确的是( )。
A.撤销案件
B.对李某终止侦查
C.释放李某,并发给释放证明
D.释放李某时,应当通知原批准逮捕的人民检察院
[单项选择]The wealth of a country should be measured ____________ the health and happiness of its people as well as the material goods it can produce.
A. in line with
B. in terms of
C. in regard with
D. by means of
[多选题]《国家突发公共事件总体应急预案》将突发公共事件分为四类：自然灾害、事故灾难、( )【其它】【常规类】
A.地震灾害
B.泥石流灾害
C.公共卫生事件
D.社会安全事件
[填空题]
Directions: In this section, you will hear
a passage three times. When the passage is read for the first time, you should
listen carefully for its general idea. When the passage is read for the second
time, you are required to fill in the blanks numbered from 36 to 43 with the
exact words you have just heard. For blanks numbered from 44 to 46 you are
required to fill in the missing information. For these blanks, you can either
use the exact words you have just heard or write down the main points in your
own words. Finally, when the passage is read for the third time, you should
check what you have written.
From the health point of view we are living in a marvelous
age. A large number of once {{U}} (36) {{/U}} illnesses can now be
{{U}} (37) {{/U}} by modem drugs and surgery. It is almost certain
that one day remedies will be found for the most {{U}} (38) {{/U}}
remaining diseases. The life {{U}} (39) {{/U}}
[判断题]线路停电时,必须按照断路器、母线侧刀闸、负荷侧刀闸的顺序操作,送电时相反。 ( )
A.正确
B.错误
[单项选择]
Until recently, the British system of money was not based on the decimal system. But in February, 1971, Great Britain (41) its currency to the decimal system(十进制). The pound is still the basic monetary unit, but it is now made up of 100 pennies (42) pence. In the new system, there are six coins. The coins are known (43) their values. They have the following values: 1/2 pence or penny, 1 penny, 2 pence, 5 pence, 10 pence, and 50 pence.
In Great Britain, the word note is used to refer to paper money. The notes you would most probably use if you (44) England are the one-pound note, the five-pound note, and the ten-pound note.
It isn’t (45) for a country to convert(转换) its currency from one system to (46) . In England the Decimal Currency Board spent $ 3 million to explain the new system to the people.
The change (47) the decimal method of counting is to go much (48) than the money system. Great Bri
A. uneasy
B. comfortable
C. difficult
D. easy
[单项选择]在《呕吐哕下利脉证治第十七篇》中，呕吐病最多见的是（）
A. 实热
B. 虚热
C. 痰饮
D. 寒热
E. 宿食
[单项选择]关于功能性矫治器，下列说法错误的是（）
A. 功能性矫治器是一种可摘矫治器
B. 功能性矫治器不产生任何机械力
C. 平面导板是一种简单功能性矫治器
D. 功能性矫治器，主要用于口面肌肉功能异常所引起的功能性错畸形
E. 矫治年龄一般在12～18岁
[单项选择]支气管扩张最有意义的体征是
A. 贫血貌
B. 杵状指
C. 局限性哮鸣音
D. 局限性湿哕音
E. 消瘦
[简答题]简述《广韵》声母和宋人三十六字母的异同。
[填空题]（ ）：允许信号，表示道岔已锁闭，进路中至少有一组道岔开通侧股，列车可以不超过道岔侧向限速的速度越过此信号机运行到下一个顺向信号机。
[单选题]代收电费日终对账以（ ）账务为准
A.农商行
B.电力方
C.用电客户
D.财政方标签：中间业务
[单项选择]治疗风热郁闭，咽喉肿痛，大便燥结者，应首选（）
A. 薄荷
B. 蝉蜕
C. 菊花
D. 蔓荆子
E. 牛蒡子
[单选题]人工辐射源主要有核设施.核技术应用的辐射源和核试验落下灰等。在人工辐射源 中,( )是最大的人工辐射源。
A.工业探伤
B.核能发电
C.医疗照射
D.辐射育种
[判断题]当发动机供油稳定时，其消防泵的转速一定，出口压力和流量不一定稳定。
