热门试题:
[单项选择]在社会主义国民经济中起主导作用的是( )。
A. 公有制经济
B. 股份制经济
C. 国有经济
D. 集体经济
[单选题]任何人发现有违反本规程的情况,应( ),经纠正后才能恢复作业。
A.A.立即制止
B.B.立即报告领导
C.C.停止作业
D.D.批评教育
E.略
F.略
[单项选择]
Though Johnny felt he was not good at dancing, he had been encouraged a lot by his mother. "The party tonight will be (36) , why not go with the Lisette and try to make some performance" said Johnny’s mother. Johnny (37) . For him, the Saturday night usually was the most exciting day in the week. Johnny went to the (38) at the club with his parents. Johnny’s hero, Alcide, played the accordion with the band. However, lately everything had changed. Since now Johnny was not a little boy any more, he was (39) to dance with a girl!
When Johnny and his parents arrived at the club, music (40) . Johnny got up his (41) to invite Lisette. "May I dance with you" Johnny asked. "It’s my pleasure," said Lisette. Johnny tried hard to keep up with Lisette’s (42) steps, but he was always one beat behind her. "Johnny has two left feet!" said Pierre, a friend of Johnny
A. difficult
B. different
C. same
D. equivalent
[单选题]热应力的大小与加热速度( )。
A.成正比
B.成反比
C.没关系
[填空题]天然水中都含有氯离子,这是因为()的缘故。
[单选题]施工天窗日计划由作业车间根据段发布的正式月度施工计划进行编制,于施工前( )12:00前,将施工日计划提报至路局运输调度管理系统待审核。
A.1年
B.3月
C.1日
D.3日
[单项选择]以下隧道施工通风安全要求规定中,错误的是()。
A. 全断面开挖时的风速不得小于0.15m/s,导洞内不得小于0.25m/s
B. 导坑开挖面风流中,按体积计氧气不得低于19.5%,二氧化碳不得超过1.5%
C. 软管通风机安装距离洞口不少于20m
D. 隧道内的作业温度不宜超过28℃
[单项选择]Young people are increasingly becoming aware of the need to change their eating habits, because much of the food, particularly processed food they eat is not good for health. (67) , there has been a growing interest in natural foods: foods which do not contain chemical additives and (68) are not affected by chemical fertilizers, widely used in farming today.
Natural foods, for example, are vegetables, fruit and grain which have been grown in soil rich (69) organic matter. In simple terms, this means the soil has been nourished by vegetable matter, which (70) it with essential vitamins and minerals. This in itself is a /an (71) process compared with the use of chemicals and fertilizers, the main purpose (72) is to increase the amount of foods (73) in commercial farming areas.
Natural foods also included animals which have been allowed to (74) and move freely in healthy grassland. Compare
A. Nevertheless
B. Consequently
C. However
D. Frankly
[单选题](四十一)患者男,47岁。诊断“乙型脑炎”,査体:神志处于深度昏迷状态。
1、该患者应采取何种卧位( )
A.平卧位,头偏向一侧
B.俯卧位
C.任意体位
D.站立位
[判断题]加拿大和美国吸食大麻均合法。( )
A.正确
B.错误
[简答题]一张施工作业票可包含()的多个等级风险作业。
[单项选择]消化液急性丧失易导致的疾病是()
A. 低渗性缺水
B. 高渗性缺水
C. 等渗性缺水
D. 低钾血症
E. 高钾血症
[单选题]事故现场有易燃易爆气体或有毒有害物质扩散时,在扩散区( )选择进攻路线接近扩散区。
A.上风、侧上风方向
B.上风方向
C.下风、侧上风方向
D.下风方向。
[多选题]以下属于Web浏览器的有( )。
A. Internet Explorer
B. Netscape Navigator
C. Opera
D. Firefox
E. Linux
[单项选择]马拉色菌毛囊炎属于()
A. 细菌性皮肤病
B. 微小棒状杆菌皮肤病
C. 病毒性皮肤病
D. 真菌性皮肤病
E. 非感染性皮肤病
[单选题]允许速度不大于( )km/h线路,如缓和曲线长度不足,曲线超高顺坡可延至直线上。
A.160
B.140
C.120
D.100
E.80
F.60
[单选题]属于前尿道的是
A.海绵体部
B.输尿管
C.前列腺部
D.膜部
E.膀胱
[判断题]安全生产法律法规是指调整在生产过程中产生的与劳动者或生产人员的安全与健康,以 及生产资料和社会财富安全保障有关的各种社会关系的法律规范的总和。
A.正确
B.错误
[简答题]64D型继电半自动闭塞电路中采取了哪些防止车站值班员过早办理同意闭塞手续的措施?[322020101]
[判断题]因为直击法引弧不会使焊件表面划伤,又不受焊件表面大小、形状的限制,所以是生产中主要采用的引弧方法。
[判断题]集合是使单个人员、建制单位按照规范队形聚集起来 的一种队列动作。
A.正确
B.错误
[单选题]类风湿性关节炎首选
A. 阿司匹林
B.对乙酰氨基酚
C. 吲哚美辛
D.吡罗昔康
E.布洛芬
[多选题]手动或绝缘棒操作隔离开关合闸时,描述正确的是(____)。
A.操作前先拔出定位销子再进行合闸
B.开始可缓慢一些,当刀片接近刀嘴时要迅速合上,以防止发生弧光
C.合闸终了时用力不可过猛,以免发生冲击而损坏瓷件
D.操作后应检查定位销子已销牢
[简答题]1 简述贯彻内务建设的政治建队原则必须发挥哪些作用?
[单选题]依据《银行间债券市场非金融企业债务融资工具注册规则》,任一企业集合票据待偿还余额不得超过该企业净资产的()。
A. 50%
B. 40%
C. 30%
D. 20%
[单选题]与IPv4组播相比,以下描述哪个是IPv6组播的特点:
A.IPv6组播负载分担功能扩展了组播选路规则,完全不依赖RPF检查
B.IPv6组播客户端使用IGMPv3加入组播组
C.IPv6组播不包含MSDP的密集模式
D.IPv6组播地址第一个8bit永远是FF(11111111)
[判断题]进行地质灾害处置时,救援人员要以组为单位开展救援行动,正确操作使用器材装备,严格落实安全措施。( )
A.正确
B.错误
[单选题]封锁区间施工时,施工负责人按批准的方案,在车站《行车设备施工登记薄》内登记,通过( )向列车调度员申请施工。
A.车站值班员
B.无线调度电话
C.区间电话
D.施工调度员
[判断题]存款人可以将银行结算账户出租、出借给其他单位和个人使用。
A.正确
B.错误
[单选题]面膜美容的主要作用方式不包括()。
A.形成皮表阻隔层
B.促进有效成分进入皮肤
C.干燥收紧
D.皮肤剥蚀
[多选题]“三会一课”中“三会”指的是()。
A.A、支部大会
B.B、支部党员大会
C.C、党支部委员会
D.D、党小组会
E.E、党代会
[简答题] 加氢装置改造后设计原料油硫含量为11800ppm,柴油硫含量为500ppm,柴油收率为97.95%,汽油硫含量为120ppm,汽油收率为0.85%,求加氢脱硫率是多少?
[单项选择]三相双层绕组电机的槽利用率较( ),嵌线较( )。
A. 高费时
B. 低费时
C. 高省时
D. 低省时
[单选题]选择性兴奋β2受体的药物是()。
A.多巴胺
B.异丙肾上腺素
C.沙丁胺醇
D.吗啡
E.麻黄碱