热门试题:
[判断题]冬季作业中，防寒帽应有耳孔，上道作业时耳孔可不打开。（）
A.正确
B.错误
[判断题]向前移步时，向前移1步，用齐步。
A.正确
B.错误
[单选题]强心苷心脏毒性的发生机制是
A.抑制心肌细胞膜Na＋-K＋-ATP酶
B.激活心肌细胞膜Na＋-K＋-ATP酶
C.增加心肌细胞中的Na＋
D.增加心肌细胞中的Ca2＋
E.增加心肌细胞中的K＋
[单项选择]下列有关缔约过失责任和违约责任区别的说法中，错误的是( )。
A. 缔约过失赔偿的是信赖利益的损失；违约责任赔偿的是可期待利益的损失
B. 缔约过失责任适用于合同未成立、合同未生效、合同无效等情况；违约责任适用于生效合同
C. 缔约过失责任赔偿的损失要大于或等于违约责任赔偿的损失
D. 缔约过失责任发生在合同成立之前；而违约责任产生于合同生效之后
[判断题]汽轮机甩掉负荷后调节汽门不能正常关闭将造成转子飞升过高。
[多选题]关于CRBSI(导管相关性血流感染),下列说法正确的是( )
A.带有血管内导管的患者出现菌血症或真菌血症
B.伴有发热(>38℃)、寒颤或低血压等感染表现,除血管导管外没有其他明确的感染源
C.实验室微生物学检查显示:外周静脉血培养细菌或真菌阳性
D.从导管段和外周血培养出相同种类、相同药敏结果的致病菌
E.拔除血管内导管48小时内的患者出现菌血症或真菌血症
[单选题] 与系统相连的泵的出口处,安装逆止阀是用来阻止压力管道中流体的倒流。 [1分]
A.正确
B.错误
[简答题]轨道动态质量监测目前主要采用轨道检查车、车载式线路检查仪和________________线路检
查仪三种。
[单选题]以下不属于实施徒手救人时应当遵循的原则是（ ）
A.轻重缓急先抢后救
B.先重后轻、先易后难
C.先急后缓和先近后远
D.等待医生到场
E.略
F.略
[单项选择]三相交流电动机的转速与（）成反比。
A. 电动机定子电压
B. 电动机磁极对数
C. 电动机直径
D. 电动机长度
[判断题]90连接喷砂软管时,不需用金属丝将接头缚在一起,因为软管是导电的:
A.正确
B.错误
[判断题]对人民法院直接受理的被害人有证据证明的轻微刑事案件，因证据不足驳回自诉，移交公安机关的，公安机关应当受理。
A.正确
B.错误
[单项选择]通风引入的气源应安全可靠，且无可燃物质、腐蚀介质及机械杂质，进气口应设在高出所划爆炸性危险区域范围的（）m以上处。
A. 1
B. 1.5
C. 2
D. 2.5
[单选题]体内胆色素主要来自下列哪一种物质的分解（）
A.铁卟啉化合物
B.胆固醇
C.类固醇激素
D.胆酸
E.肌酸
[单项选择]一位年轻的未婚妇女因子宫出血过多住院。患者主诉子宫出血与她的月经有关，去年就发生过几次。医师按照其主诉施行相应的治疗。一位正在妇科实习的护士和患者很谈得来，成为无话不谈的好朋友。在一次聊天中谈及病情时，患者说自己是因为服用了流产药物而造成的出血不止，并要求这位护士为她保密。根据上述描述，实习护士应该（）
A. 遵守保密原则，不将患者真情告诉医生
B. 因为不会威胁到患者的生命，所以应该保密
C. 拒绝为她保密的要求
D. 为了患者的治疗，应该说服患者将真实情况告诉医生，但一定要为患者保密
E. 了解病因、病史是医生的事，与护士无关，所以，应尊重患者的决定
[单选题]百合地黄汤的主要治法是（ ）
A.润养心肺，凉血清热
B.养阴清热，润燥补虚
C.养阴清热，和胃降逆
D.养阴清热，益气生津
[单选题]把设备编号编号和接线端子编号加在一起，每一个接线端子就有了唯一的（）。
A.设备文字符号
B.回路编号
C.相对编号
[单项选择]
In general, people talk about two groups of colors: warm colors and cool colors. (1) in psychology think that there are also two (2) of people: people who prefer warm colors and people who prefer cool colors.
The warm colors are red, orange and yellow. (3) there are warm colors and a lot of light, people usually want to be (4) . People think that red, (5) , is exciting. People who like to be with (6) like red. The cool colors are green, blue and violet. These colors, (7) warm colors, are relaxing. Where there are cool colors, people are usually (8) . People who like to spend time (9) often (10) cool colors.
Red may he exciting, but one researcher says that time seems to pass (11) in a room with warm colors than in a room with cool colors. He thinks that a warm color, such as red (12) orange, is a good color for a (an) (13) or restaurant. People who are relaxing or eating
A. thinks
B. guesses
C. agrees
D. likes
[单选题]王某,男,42岁。有乙型肝炎病史20余年,为进一步明确病情及判断预后,需要进行肝活组织检查,其穿刺点一般选择( )
A.右侧锁骨中线8~9肋间
B.右侧腋中线8~9肋间
C.右侧锁骨中线9~10肋间
D.右侧腋中线9~10肋间
E.以上均不正确
[单项选择]男性尿道最狭窄处为
A. 前尿道
B. 前列腺部
C. 海绵体部
D. 膜部
E. 以上均不对
[单选题]公众聚集场所对员工的消防安全培训应当至少( )进行一次。
A.每年
B.每半年
C.每季度
D.每月
[单选题]已知一部分电路的端电压为15伏,电阻为5欧姆,则电路电流为()。
A.0.33安
B.3安
C.75安
[单选题]工程开工前的第一次工地会议纪要由( )起草，经与会各方代表签字确认。
A.监理方
B.施工方
C.承包方
D.项目业主
[判断题]排水泵的检修不得在机组检修时进行，如是故障检修，应配备其他排水设施，以保证异常情况下的排水能力。
A.正确
B.错误
[单选题]倒闸操作过程中，防误装置或电气设备出现异常需要解锁操作，必须由经书面公布具备（____）到操作现场再次核对。
A.解锁现场核实资格的人员
B.防误专责人
C.值长
D.运维站长
[单项选择]预防尿路感染的措施正确的是（）。
A. 多饮水，每2～3小时排尿1次
B. 保持会阴部清洁
C. 尽可能避免使用尿路器械检查
D. 性生活后排尿
E. 以上均正确
[多选题]为保证在电缆隧道内施工作业安全，电缆隧道内应有（）。
A.防火、防水措施
B.充足的照明
C.防毒面具
D.通风措施
[单选题]多人使用人力制动机制动，昼间拧制动机的联系信号为（ ）。
A.单臂圆形转动
B.单臂下压数次
C.单臂高举上下摇动数次
D.单臂高举左右摇动
[单项选择]在企业内部( )对药品质量具有裁决权
A. 企业主要负责人
B. 质量检验机构
C. 销售部门
D. 质量保证机构
E. 质量管理机构
[单选题]设（AL）=07H，要使（AL）=-07H应执行的指令是( )。
A.OR AL，80H
B.NOT AL
C.NEG AL
D.ADD AL，80H
[判断题]吊装作业时不准与10kV带电物体的距离小于2.0m。( )
A.正确
B.错误
[单项选择]
Text 2
The biggest danger facing the global airline industry is not the effects of terrorism, war, SARS and economic downturn. It is that these blows, which have helped ground three national flag carriers and force two American airlines into bankruptcy, will divert attention from the inherent weaknesses of aviation, which they have exacerbated. As in the crisis that attended the first Gulf War, many airlines hope that traffic will soon bounce back, and a few catastrophic years will be followed by fuller planes, happier passengers and a return to profitability. Yet the industry’s problems are deeper—and older—than the trauma of the past two years implies.
As the centenary of the first powered flight approaches in December, the industry it launched is still remarkably primitive. The car industry, created not long after the Wright Brothers made history, is now a global industry dominated by a dozen firms, at least half of which make good prof
A. Governmental restrictions are still imposed on aviation industry in many areas.
B. Governments help establish rules for aviation industry only in America and Europe.
C. Some countries hope to help their national carriers keep up their national prestige
D. Many countries discourage merger plans between foreign and domestic carriers.
[单项选择]第五次全国（）工作会议9月23日在北京召开。要牢牢把握重要原则：必须坚持凝聚人心，必须坚持促进各民族交往交流交融，必须坚持夯实基层基础，必须坚持久久为功，必须坚持一切从实际出发，打牢新疆社会稳定和长治久安的物质基础.思想基础和社会基础。
A. 对口支援新疆
B. 新疆扶贫
C. 新疆经济
D. 新疆统战
[单项选择]Timothy was ten years old. He was not a very good pupil, and he (41) having to do homework, (42) he enjoyed doing other things in his free time. He (43) did his homework, and when he did it, he always made (44) mistakes. Then one day, his maths teacher looked at Timothy’s homework and saw that he had got all his answers (45) . He was pleased and rather (相当，宁愿) (46) . He called Timothy to his desk and said to him,’ You got (47) your homework right this time, Timothy. What happened Did your father (48) you" Usually Timothy’ s father helped him (49) his homework, but the evening before this, he had not been able to, because he had not been at home, So Timothy answered, "No, sir. He was busy last night, so I had to do it all by (50) ./
A. see B. help C. love
[单项选择]与静止状态海水面相重合的那个重力等位面称为（）。但它并非是几何曲面。而是一个近似于椭球面的复杂曲面。
A. 重力水准面
B. 大地水准面
C. 零水准面
D. 零高程面
[多选题]ZD6-D型电动转辙机由电动机、减速器、（）、表示杆、底壳及机盖等九个部分组成。
A.开闭器
B.油泵
C.移位接触器
D.动作杆
[判断题]低压电气带电工作时，作业范围内电气回路的剩余电流动作保护装置应投入运行。
A.正确
B.错误
