热门试题:
[单项选择]下列关于肺泡表面活性物质说法,错误的是
A. 它由Ⅱ型细胞合成、贮存和释放
B. 减少肺间质和肺泡内组织液生成
C. 它是一种脂蛋白复合物
D. 保持大小肺泡容积相对稳定
E. 降低肺泡表面张力,降低肺顺应性
[单选题](单选题). 碘滴定液用( )来标定
A.基准碳酸氢钠
B.基准硫代硫酸钠
C.基准氢氧化钠
D.基准无水碳酸钠
[单项选择]平静呼气后,作最大吸气量所吸入的气量是()。
A. 肺总量
B. 补呼气量
C. 深吸气量
D. 潮气量
E. 补吸气量
[填空题]>按一批办理的个人物品,不能只办理其中( )的保价运输。
[单选题]下列关于光缆接头要求说法不正确的是( )。
A.套管内装防潮剂和接头责任卡
B.若采用热可缩套管,热缩完毕后即可搬动
C.封装完毕后测试检查接头损耗并做记录
D.“O”形圈的曲率半径不小于光缆直径的20倍
[判断题]在带控制点工艺流程图中仪表位号标为TRC-101是表示为一个温度记录控制回路
A.正确
B.错误
[单项选择]One of Britain’s bravest women told yesterday how she helped to catch suspected (可疑的) police killer David Bieber, and was thanked with flowers by the police. It was also said that she could be in line for a share of up to the £30,000 reward money.
Vicki Brown, 30, played a very important role in ending the nationwide manhunt. Vicki, who has worked at the Royal Hotel for four years, told of her terrible experience when she had to steal into Bieber’s bedroom and to watch him secretly. Then she waited alone for three hours while armed police prepared to storm the building.
She said: "I was very nervous. But when I opened the hotel door and saw 20 armed policemen lined up in the car park I was so glad they were there. "
The alarm had been raised because Vicki became suspicious (怀疑) of the guest who checked in at 3 pm the day before New Year’s Eve with little luggage and wearing sunglasses and a hat pulled down over his face. She said: "He didn’t seem to want to
A. get
B. be paid
C. ask for
D. own
[单选题]人民警察外出时,必须遵守()和交通规则,遵守社会公德,自觉维护人民警察的声誉。
A.社会秩序
B.公共秩序
C.治安秩序
D.生活秩序
[判断题]调度所应将中间站甩挂计划纳入调度日(班)计划,对临时甩挂故障车要进行重点布置,站段要重点掌握。
A.正确
B.错误
[单选题]A-A-003 4 2 1对于光配线架(ODF) ,通常光衰减器应安装在。( )
A.发送端设备侧
B.接收端设备侧
C.发送、接收两端均可
D.设备端
[判断题] 起重电磁铁的自身重昼,均须包括在起重机的额定起重呈内。
A.正确
B.错误
[单项选择]下列哪项指标属相对比
A. 各类死因百分比
B. 变异系数
C. 绝对增长量
D. 死因顺位
E. 年龄构成比
[单选题]下列哪些附着物不可以做DNA检验( )。
A.毛发
B.衣服纤维
C.血液
D.人体组织(脑)
[单项选择]关于色素增加正确的是()
A. 常见于白癜风
B. 常见于白化病
C. 常见于黄褐斑
D. 常见于无色素痣
E. 常见于花斑癣
[单选题] 旅客发现携带品损失,在列车上发现时,应当在下车前声明,由列车长开具客运记录交( )处理。
A.始发站
B.下车站
C.发生站
D.到站
[多选题] (多选题)旅游资源整合通常采取的途径有 ___ 。
A. 评估整合对象
B. 评估内部竞争
C. 整合主题一致
D. 建立联合管理机构
[单选题]与四氢硼钠试剂反应呈阳性的是
A.二糖
B.三糖
C.二氢黄酮
D.单糖
E.多糖
[单选题]化学事故侦检的方法不包括( )
A.试纸法
B.检测管法
C.仪器检测法
D.化学实验法
[单项选择]患者,男性,45岁。右上腹撞击伤、肝区剧痛伴寒战、高热4小时。查体:巩膜轻度黄染,右上腹明显压痛,腹肌紧张,右膈肌升高,运动受限,血压80/60mmHg,脉搏每分钟100次。出现腹膜刺激症状的原因考虑为()
A. 出血
B. 胆管破裂
C. 十二指肠破裂
D. 腹腔脓肿形成
E. 肝包膜的损伤
[单选题] 年4月1日,某修试班组对某变电站35kVⅡ母电压互感器、避雷器预试。变电站运行人员倒闸操作后,发现所退出的35kVⅡ母电压互感器手车柜上未接避雷器后,要求该项工作负责人孙X等人打开电压互感器间隔柜后门寻找避雷器。经双方现场管理人员协商,孙X等人在生技部专工现场监督指导下,协助变电站运行人员共同寻找避雷器。打开该间隔后门后,发现有35kV氧化锌避雷器一组,当双方现场人员蹲在该柜后门处研究确认时,不慎引起右边相避雷器弧光短路,电弧将蹲在柜门后侧的工作负责人孙X右手手背约1/4面积轻度灼伤,工作班成员任XX左手局部被微灼。试分析该起事故中的违章行为。
A.lue
B.lue
C.lue
D.lue
E.lue
[单项选择]行政机关作出准予行政许可的决定,应当自作出决定之日起()内向申请人颁发、送达行政许可证件,或者加贴标签、加盖检验、检测、检疫印章。
A. 三日
B. 五日
C. 七日
D. 十日
[多选题]班的队形分为( )。
A.横队
B.纵队
C.二列横队
D.二路纵队
[单项选择]在慢性胃炎时,伴有哪项属癌前病变()
A. 浅表胃炎伴肠上皮化生
B. 浅表胃炎伴脐状突起
C. 萎缩胃炎伴肠上皮化生
D. 萎缩胃炎伴重度不典型增生
E. 萎缩胃炎伴幽门腺化生
[单项选择]按照现行会计制度的规定,下列各项中,股份有限公司应作为无形资产入账的是 ( )
A. 开办费
B. 广告费
C. 获得土地使用权支付的土地出让金
D. 开发新技术过程中发生的研究费
[多选题]数字式仪表的主要特点是:( )。
A.读数准确,无视角误差
B.速度快
C.可直接测量动态参数和参量的变化全过程
D.没有抗干扰能力
[判断题]《中国南方电网有限责任公司电力安全工作规程Q/CSG510001-2015》6.3.3.14在同一电压等级、同类型采取相同安全措施的数条线路上依次进行的带电作业可共用同一张带电作业工作票。( )
A.正确
B.错误
[多选题]开断电缆前,应( )后,方可工作。
A.与电缆走向图核对相符
B.使用仪器确认电缆无电压后,用接地的带绝缘柄的铁钎钉入电缆芯
C.检查电缆型号
D.落实中间头是否合适
[单项选择]
For most of us, work is the central, dominating fact of life. We spend more than half our conscious hours at work, preparing for work, travelling to and from work. What we do there largely determines our standard of living and to a considerable extent the status we are accorded by our fellow citizens as well. It is sometimes said that because leisure has become more important the indignities and injustices of work can be pushed into a corner; that because most work is pretty intolerable, the people who do it should compensate for its boredoms, frustrations and humiliations by concentrating their hopes on the other parts of their lives. I reject that as a counsel of despair. For the forseeable future the material and psychological rewards which work can provide, and the conditions in which work is done, will continue to play a vital part in determining the satisfaction that life can offer. Yet only a small minority can control the pace at which they work or the conditions in which
A. A reduction in the number of strikes.
B. Promotion of manual and white-collar workers.
C. A more equal distribution of responsibility.
D. An improvement in moral standards.
[单选题]在数字摄影测量内业数据处理中,()这一阶段需要地面控制点。
A.内定向
B.相对定向
C.绝对定向
D.影像匹配
[判断题]配电线路导线压接后,接续管弯曲度不应大于管长的2%,略有弯曲时应校直。
A.正确
B.错误
[单项选择]疾病发生的内在因素是()。
A. 正气充足
B. 邪气侵袭
C. 正气不足
D. 邪气亢盛
E. 邪气损正
[单选题]‐28248《电业安全工作规程》考试()一次。()
A.三个月
B.半年
C.每年
D.二年
[单选题]关于临床血清酶活力测定描述错误的是
A.可测定产物生成量
B.底物浓度高低不影响测定结果
C.可测定底物消耗量
D.需最适pH
E.需最适温度
[单项选择]近代麻醉学起源的标志性事件是()
A. WilliamMorton在哈佛大学麻省总医院(MGH)公开演示用乙醚麻醉
B. CarlKoller用可卡因滴眼进行表面麻醉
C. WilliamHalsted进行皮肤神经传导阻滞
D. Georg.Hirschel用2%普鲁卡因进行臂丛神经阻滞
E. FidelPages应用普鲁卡因进行硬膜外阻滞麻醉