热门试题:
[多选题]高压试验不得少于两人,试验负责人应由有经验的人员担任。试验前,试验负责人应向全体试验人员交待()。
A.工作中的安全注意事项
B.邻近间隔的带电部位
C.邻近线路设备的带电部位
D.被试验设备带电情况
[多项选择]髋关节脱位可能并发
A. 骨折
B. 神经损伤
C. 血管损伤
D. 股骨头缺血坏死
E. 创伤性关节炎
[简答题]
In the past 20 years, scientists have learnt a great deal about sleep and dreams. They have covered, for example, that sleep and dreams affect the way people feel. A good night’s sleep generally make a person happier in the morning. Dreams also have strong effect on a person’s moods. However, who appears in a dream is more important than what happens. Every person has a special dream character. If the special character appears in dreams, people are happier after sleeping. If there are many people in one’s dream, this has a good effect a person will wake up happier.
A person’s moods affect his or her performance through the day. The level of one’s moods rises and falls during the day. The less sleepy people are, the better they perform, and usually they are more friendly and more clear thinking. Some day scientists hope to be able to control the way people feel and perform.
What affects a person’s perform through the day
[判断题]公安机关作出取缔决定并责令立即停止非法经营活动,被取缔者拒不停止非法经营活动的,公安机关可以依法没收或者收缴其专门用于从事非法经营活动的工具.设备。
A.正确
B.错误
[单选题]PDCA循环中A的含义是( )。
A.策划
B.处置
C.检查
D.实施
[判断题]按消防通信的技术组成可分为有线通信、无线通信、计算机通信三类。( )
A.正确
B.错误
[单选题]故障出现时,保护装置动作将故障部分切除,然后重合闸,若是永久性故障,则立即加速保护装置动作将断路器断开,这种保护方式称为( )。
A.重合闸前加速保护
B.重合闸后加速保护
C.二次重合闸保护
[单选题]
《党委(党组)落实全面从严治党主体责任规定》规定,党委(党组)书记对领导班子其他成员、下一级党委(党组)书记,领导班子其他成员对分管部门和单位党组织书记,发现存在政治、思想、工作、生活、作风、纪律等方面苗头性、倾向性问题的,应当及时进行()。
A.诫勉谈话
B.谈话函询
C.提醒教育
D.提醒谈话
[单项选择]某研究得出某因素与疾病的关系RR=1,95%可信区间为0.7~1.5,这意味着()。
A. 该RR值95%的可能是错误的
B. 该RR值在0.7~1.5之间的机会为95%
C. 该RR值说明该因素与疾病无关,而95%可信区间说明有联系
D. 存在偏倚的可能性为95%
E. RR值正负联系均存在
[单项选择]Why don’t birds get lost on their long flights from one place to another Scientists have puzzled over this question for many years. Now they’re beginning to fill in the blanks.
Not long ago, experiments showed that birds rely on the sun to guide them during daylight hours. But what about birds that fly at night Tests with artificial stars have proved that certain night -- flying birds are able to follow the stars in their long-distance flights.
A dove had spent its lifetime in a cage and had never flown under a natural sky. Yet it showed an inborn ability to use the stars for guidance. The bird’s cage was placed under an artificial star-filled sky. The bird tried to fly in the same direction as that taken by his outdoor cousins. Any change in the position of the artificial stars caused a change in the direction of his flight.
But the stars are apparently their principal means of navigation. When the stars are hidden by clouds, they apparently find their way by suc
A. other experimenters
B. the other doves of the same brood
C. doves under the natural sky
D. other birds in general
[单选题]用汽车运输气瓶时,气瓶押运人员应坐在()。
A.车厢内
B.驾驶室内
C.气瓶上
D.气瓶旁边
[单选题]各部门要坚持“一矿一策”“一厂一策”,定出目标计划,列出整治清单,分专业开展( )整治和评价考核。
A.月度
B.季度
C.年度
[单选题]肾 ( )
A.右肾比左肾高半个椎体
B.左侧第 12肋斜过左肾后方的中部
C.肾乳头被肾大盏包绕
D.外侧缘有肾门
E.是腹膜间位器官
[单选题]作业人员轴箱弹簧预组装完成后,在防雪罩上用白色标记笔涂打高约 ()mm,宽约 5mm 的标记线。
A.110
B.100
C.150
D.120
[单项选择]在工程网络计划中,工作M的最早开始时间为第17d,其持续时间为5d,该工作有三项紧后工作,它们的最迟开始时间分别为第40d、第27d和第30d,则该工作M的总时差为( )d。
A. 13
B. 8
C. 5
D. 3
[单选题]倾倒综合征提倡少量多餐是在术后
A.7~15天
B.1~4周
C.1~2个月
D.2~3个月
E.3~4个月
[单选题]继电保护及自动装置是( )。
A.一次设备
B.二次设备
C.测量设备
[单项选择]Many years ago, life was (41) than it is today. People didn’t have modern machines. There was no modern medicine, (42) .
Life today has brought new problems. One of the biggest is pollution (污染). Water pollution has (43) our rivers and lakes dirty. It kills fish and affects (影响) our drinking water. Noise pollution makes us talk louder and (44) . Air pollution is the most serious kind of pollution. It affects (45) living thing in the world.
Cars, planes and factories all pollute our air every day.
Many countries are making laws (法律) to stop pollution. Factories, must from now on, clean their water (46) away, they mustn’t sent out dirty smoke into the air.
We need to do many other things. We should put waste things in the dustbin (垃圾箱) (47) throwing them on the ground. We can go to work by bus (48) with our friends in the same car. If (49) people driving, there will be (50) <
A. feel happy more quickly
B. feel sad more slowly
C. become angry more easily
[判断题]道路运输证上的经营范围无“货物专用运输(集装箱)”的,不可办理国际标准集装箱专用 ETC。( )
A.正确
B.错误
[单项选择]不属于抵押物的财产有( )。
A. 抵押人所有的房屋和其他地上定着物
B. 依法可以抵押的其他财产
C. 土地所有权
D. 抵押人依法有权处分的国有土地使用权,房屋和其他地上定着物
[多选题]下列关于船舶吨税的表述中,正确的有( )。
A.应税船舶负责人缴纳吨税或者提供担保后,海关按照其申领的执照期限填发吨税执照
B.应税船舶负责人应当自海关填发船舶吨税缴款凭证之日起15日缴清税款
C.应税船舶在进入港口办理入境手续时,应当向海关申报纳税领取吨税执照,或者交验吨税执照(或者申请核验吨税执照电子信息)
D.应税船舶在吨税执照期限内,因税目税率调整或者船籍改变而导致适用税率变化的,应重新领取吨税执照
E.因船籍改变而导致适用税率变化的,应税船舶在办理出入境手续时,应当提供船籍改变的证明文件
[判断题] 容积法不宜用于测量高温高压流体和脏污介质的流量。
A.正确
B.错误
[判断题]依据《危险化学品安全管理条例》,危险化学品是指具有毒害、腐蚀、爆炸、燃烧、助燃等性质,对人体、设施、环境具有危害的剧毒化学品和其他化学品。( )
A.正确
B.错误
[单项选择]男性,24岁,汽车撞伤左大腿,致左股骨干骨折(横断),拟行牵引术。下肢牵引后设置对抗牵引,应()
A. 抬高床头
B. 抬高床尾15~30cm
C. 不用抬高
D. 床头床尾共同抬高10cm
E. 抬高床头30cm
[多选题]灾害现场,使用无线电台通信的联络要求发话( )。
A.准确无误
B.平稳均匀
C.清楚流利
D.间隔分明
E.距离不小于30cm
[单选题]普通十字轴式万向节允许相交的两轴间的交角是( )
A.15-20
B.20-25
C.25-30
D.30-35
[多选题]计划按其表现形式分类可分为( )计划。
A.目标
B.生产
C.政策
D.战略
[填空题]LKJ-2000监控装置在正常监控状态下,可按压【↑】键增加( )。
[单选题]队旗由单位首长指派一名掌旗员掌持,( )名护旗员护旗。
A.1
B.2
C.3
D.4
[填空题]某百货公司本年计划销售额900万元,实际销售额855万元,上年实际销售额750万元,本年实际销售额与计划对比的差异额是()。
[单选题]生产经营单位应当建立相应的机制,加强对安全生产责任制落实情况的(),保证安全生产责任制的落实。
A.综合管理
B.监督考核
C.监督管理
D.综合监督管理
[填空题]护背距离是指( )至护轨头部外侧的距离。
[单选题]职工个人缴存的住房公积金和职工所在单位为职工缴存的住房公积金,属于( )所有。
A.职工个人
B.职工个人和国家
C.职工个人、缴存单位和国家
D.职工个人和缴存单位
[判断题]禁止用起重机起吊埋在地下的不明物件。
A.正确
B.错误
[多选题]配电站户外高压设备部分停电进行营销现场作业,应在工作地点四周装设围栏,其出入口要围至邻近道路旁边,并设有()和()标示牌。
A.“从此进入!”
B.“在此工作!”
C.“禁止攀登!”
D.“禁止合闸!”
[判断题]从业人员发现直接危及安全的紧急情况时有权停止作业,或者采取可能的应急措施后撤离作业场所。
A.正确
B.错误
[单选题]采取劳务外包或劳务分包的项目,所需机具设备、工器具由承包方负责配备,并安排有经验、有资质人员负责操作施工机械、起重设备等关键设备。()
A.A.对
B.B.错
[填空题]社会语言学家海姆斯所提出的“交际能力”的概念主要包括两方面的内容:一是(),即合乎语法;二是()。