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[单选题] 使用正压式空气呼吸器的条件之一是( )。
A.有毒区氧气浓度<18%或有毒气体浓度>2%
B.有毒区氧气浓度>18%或有毒气体浓度>2%
C.有毒区氧气浓度<18%或有毒气体浓度<2%
D.对此无要求

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[单选题]电液调压装置的作用有( )。
A.A.定压
B.B.调压
C.C.定压和调压
[单选题]假设退税代理机构退税手续费为增值税普通发票金额(含增值税)的2%,则该旅客本次来华旅游可获得的退税额为()。
A.398.35元
B.165.43元
C.278.72元
D.347.05元
[判断题]要推动企业商业模式创新,就要夯实企业商业模式创新的基础,积极发展现代服务业技术基础设施,促进技术创新和商业模式创新融合发展。
[单项选择]Why does the author say that nothing was wasted before the invention of fridges
A. People would not buy more food than was necessary.
B. Food was delivered to people two or three times a week.
C. Food was sold fresh and did not get rotten easily.
D. People had effective ways to preserve their foo
[判断题]带电断、接耦合电容器时,应将其接地刀闸断开、停用高频保护和信号回路。被断开的电容器应立即对地放电。
A.正确
B.错误
[简答题](60)说明钾、钠储存时的注意事项。
[单项选择]甲与乙有仇,指使丙寻机报复。一日,丙知乙一人在家,便携匕首前往。途中被一卡车撞伤,报复计划失败。丙的行为在刑法上属于(  )。
A. 犯罪预备
B. 犯罪中止
C. 犯罪未遂
D. 犯罪既遂
[判断题]厌氧生物处理法的出水往往达不到标准,一般厌氧处理后串联好氧处理设施。
[单选题]放坡开挖的基坑边坡坡度应根据土层性质、开挖深度确定,各级边坡坡度不宜大于1:1.5,淤泥质土层中不宜大于1:2.0;多级放坡开挖的基坑,坡间放坡平台宽度不宜小于( )米且不应小于( )米。
A.3米1.5米
B.2米1米
C.3米2米
D.1米2米
[多项选择]脾胃阳虚型呃逆主要表现是()
A. 呃声低长无力
B. 口干咽燥
C. 气不得续
D. 喜温喜按
E. 大便溏薄
[单项选择]显示存储器的容量是显示卡的重要性能指标之一,它直接影响着可以支持的显示器分辨率和颜色数目。例如一台彩显的分辨率是1280×1024,像素深度为24位,则显示存储器容量至少应有
A. 1MB
B. 2MB
C. 4MB
D. 6MB
[单选题]护士申请延续注册的时间应为()
A. 有效期届满前半年
B. 有效期届满前30日
C. 有效期届满后30日
D. 有效期届满后半年
E. 有效期届满后一年
[单选题]一个单格蓄电池中,通常有多片正、负极板,负极极板与正极极板数相比(多一片)
A.少一片
B.多一片
C.相同
D.没有规律
[判断题]当现场硫化氢浓度达到30 mg/m3时,按应急程序现场的非应急人员撤入安全区。(  )
A.正确
B.错误
[单项选择]高度危险性物品灭菌时包内化学指示物应置于()
A. 灭菌包的上层
B. 灭菌包的中上层
C. 灭菌包的中心层
D. 灭菌包的中下层
E. 灭菌包的下层
[简答题]谈谈学习礼仪的目的是什么?
[多选题]当车辆在车道发生类似触碰事故后,作为收费现场管理人员应该( )。
A.立即向值班站长反映情况
B.及时增开其他车道,保障车道畅通
C.快速报警
D.对车辆之间发生的纠纷采取不理会的态度,避免承担责任
[判断题]油漆,腻子,化学配料和其它易燃物品,应分开存放,密封保存。
A.正确
B.错误
[单选题]单线车站正线进站道岔的定位规定为,由车站两端向()开通的位置。
A.到发线
B.侧线
C.正线
D.不同线路
[简答题]波兰是哪一年颁布该国宪法的?
[单选题] 章某(女)在一些大型商场专门盗窃高档衣物十余次,屡屡得手,后在一次作案时被抓了现行。关于本案,下列说法错误的是( )。 (1分)
A. 搜查章某的身体应当由女工作人员进行
B. 公安机关男侦查人员有权在有见证人在场时搜查章某的身体
C. 公安机关可以对章某的家进行搜查,没有紧急情形时,必须出示搜查证
D. 搜查章某的家时,应当有章某或者她的家属、邻居或者其他见证人在场
[判断题]BY02CG043185电气设备投入运行前,继电保护必须按规定投入
A.正确
B.错误
[多选题]防护棚搭设与拆除应符合(  )规定.
A.严禁上下同时拆除
B.设防护栏杆
C.设警戒区
D.派专人监护
E.立告示牌
[判断题]锚拉式支护结构适用于较深的基坑。( )
A.正确
B.错误
[单项选择]人员晋升计划的内容不包括()。
A. 晋升预案
B. 晋升比率
C. 晋升条件
D. 晋升时间
[单项选择]SM(n)称为()率。
A. 硅
B. 铁
C. 铝氧
[单项选择]

[听力原文]9-10
M: I’ d like to make a reservation to Beijing.
W: What day are you planning to go
M: I’m supposed to be in Beijing on the morning of the 18th. But I’ d rather get there on the evening of the 17th.
W: What time would you like to leave
M: Late in the afternoon, after work.
W: We have a flight at 4:30.
M: That’ s too early. I don’ t get out of work until five. Do you have a later flight
W: The next flight is at 5:15, and there’ s another at 6: 30.
M: I’ d better take 6:30. It takes quite a while to get to the airport.
W: Yes, we have a seat available on that flight on the 17th.
M: Oh, good. What time does the flight get into Beijing
W: The flight only takes an hour and a half. It arrives at 8:00.

How long does it take to fly to Beijing ()
A. Half an hour.
B. An hour and a half.
C. Three hours.
D. Four hours.
[多项选择]链路自适应技术主要包括()
A. 分组调度控制
B. 动态功率控制
C. 自适应调制解码(AMC)
D. 自动请求重传
[单项选择]正常情况下,锤式破碎机出口的产品粒度应是()。
A. <3mm
B. <10mm
C. <40mm
[单选题]《普安规》捣固车在圬工桥面作业时,必须事先拆除影响捣固作业的( )。
A.护轨
B.轨枕
C.道床
D.线路标志
[单选题]使用软梯、挂梯作业或用梯头进行移动作业时,软梯、挂梯或梯头上只准( )人工作。
A.一
B.二
C.三
D.四
[单项选择]女性,54岁。缓起发热,咳嗽,痰呈脓性,伴腥臭味,每日约150ml。病程已10天,多种抗生素治疗不见改善。X线示右下肺叶后基底段团块状影,伴空洞和液平。两周前曾有拔牙史。本例诊断以下列哪种疾病最为可能()
A. 空洞性肺结核
B. 阻塞性肺脓肿
C. 支气管肺囊肿继发感染
D. 吸入性肺脓肿
E. 肺隔离症
[单选题]正压式空气呼吸器气瓶的工作压力为()MPa。
A.15
B.25
C.30
D.略
E.略
F.略
[不定项选择题]共用题干 Music Used as a Healing Therapy
1 .Music has long been used to treat patients suffering from different problems.In 400 BC,its healing properties were documented by the ancient Greeks. More recently,in both world wars in the last century, medical workers used music therapy(疗法)with people suf-fering from trauma(外伤).Currently, it is used as a treatment for many diseases, such as cancer,and it has also been used with patients with long-term pain and learning disabilities.
2 .There is growing evidence that music can caused physical changes to the body which can im-prove our health. In the Welcome Trust study,which took place over three years at the Chelsea and Westminster hospital in London,patients were asked to listen to musical perform-ances. As a result,it was found that stress levels were significantly reduced,recovery times were improved,and fewer drugs were needed.
3. These very positive results are partly due to general well-being(良好的健康状况).It is already accepted that when people feel happy and have a positive approach to life,they are more likely to feel better and recover from disease quickly. Music increases this feeling of joy and adds to the recovery process.
4 .However,not all these benefits can be attributed to an increase in general well-being. Music has other effects which have not yet been understood. According to Professor Robert-son,a scientist and musician,some effects of music are mysterious and are,therefore,being investigated further. It has been suggested that the sounds and rhythms of music help stimu-late the brain and send electrical messages to the muscles.
5 .Science,however,demands facts and hard evidence. Many in the medical profession have not yet recognized the healing benefits of music,since reports have been based mainly on various stories of evidence. These new studies could provide proof to doctors that music is a suitable treatment for many conditions. One day doctors may even “prescribe”(开处方) music,but that could be a long time in the future. Many doctors don't believe that music can treat diseases because______.
A.recover from disease quickly
B.there is not enough hard evidence
C.use their minds actively
D.it improves general well-being
E.listen to musical performances
F.it brings many other benefits

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