热门试题:
[判断题]<438>质量流量计的传感器中一般都装有测温热电阻,其作用是为了补偿测量管因温度变化而引起的刚性
变化。
A.正确
B.错误
[单选题]下列哪些是技术措施?( )
A.工作票制度
B.工作许可制度
C.接地封线
D. 工作间断和转移工地制度
[多项选择]根据《支付结算办法》的规定,下列各项中,属于无效票据的有( )。
A. 更改签发日期的票据
B. 更改收款单位名称的票据
C. 中文大写金额和阿拉伯金额不一致的票据
D. 更改承兑人签章的票据
[填空题]ZD6系列电动转辙机一次完整的转动过程和(),基本上满足了道岔转换设备的各项技术指标和要求。
[单选题]下列各项,不是甲状腺功能亢进手术并发症的是
A.呼吸困难和窒息
B.声音嘶哑
C.呛咳
D.甲状腺危象
E.吞咽困难
[单项选择]十二经脉的命名主要结合了哪几个方面的内容
A. 阴阳、五行、脏腑
B. 五行、手足、阴阳
C. 脏腑、手足、五行
D. 手足、阴阳、脏腑
E. 以上均不是
[单选题]砍剪靠近带电线路的树木,工作负责人应在工作开始前,向全体作业人员说明电力线路有电;人员、树木、绳索应与导线保持10kV()米规定的安全距离。
A.0.7
B.1.0
C.1.5
D.3.0
E./
F./
[单选题] 化学武器的杀伤特点()、伤害途经多、持续时间长、易受气象、地形条件的影响。
A.中毒时间长
B.杀伤作用强
C.杀伤范围大
D.持续时间不长
[判断题]磁压堵漏系统可用于大直径储罐和管线的堵漏。( )(易)
A.正确
B.错误
[判断题]党的十八届四中全会提出,全面深化改革的总目标是完善和发展中国特色社会主义制度,推进国家治理体系和治理能力现代化。( )
A.正确
B.错误
[单项选择]
What is your favorite color Do you like yellow, orange or red If you do, you must be an optimist, a leader, or an active person who enjoys life, people and excitement. Do you prefer grays and blues Then you are probably quiet, shy and you would rather follow than lead. If you love green, you are strong-minded and determined. You wish to succeed and want other people to see you are successful. At least this is what psychologists tell us, and they should know, because they have been seriously studying the meaning of color preference, and the effect that colors have on human beings. They tell us that we don’ t choose our favorite color as we grow up. If you happen to love brown, you did so as soon as you opened your eyes, or at least as soon as you could see clearly.
A yellow room makes us feel more cheerful and more comfortable than a dark green one, and a red dress brings warmth and cheer to the saddest winter day. On the other hand, black is depressing. Light and br
A. color preference has something to do with one’s character
B. colors have effects on human psychological states
C. you will know your friends or your enemies by knowing the colors they like
D. all of the above
[单选题]实行强制性产品认证的消防产品目录由( )审核批准。
A.应急管理部
B.应急管理部消防局
C.国家认证认可监督管理委员会
D.应急管理部消防产品合格评定中心
[多选题]列车指在正线上运行的( )。
A.电客车
B.轨道车
C.工程车
D.救援列车
[单选题]绑扎钢筋、安装拆除模板等未侵入营业线设备安全限界的施工,属于邻近营业线施工()类?《安规》第2.1.5条
A.A
B.B
C.C
[单选题]《安全生产法》规定,从事()作业的人员必须经过专门培训方可上岗作业。
A.日常
B.特种
C.普通
[单项选择]恙虫病()
A. 皮肤淤点淤斑
B. 大片淤斑伴中央坏死
C. 充血性皮疹
D. 皮肤溃疡及焦痂
E. 疱疹
[多选题]质量计划施工准备包括( )。
A. 施工技术准备
B. 编制工程纠正预防措施
C. 编制工程应急预案
D. 编制工程质量控制预案
E. 编制工程防护措施
[单项选择]运动性言语中枢位于()
A. 优势半球的中央前回
B. 优势半球的额上回
C. 优势半球的额中回
D. 优势半球的额下回
E. 优势半球的中央后回
[单项选择]污水厌氧处理方法不包括( )。
A. 厌氧生物滤床
B. 传统消化法
C. 厌氧接触池
D. 好氧接触池
[单项选择]不属于中成药非处方药遴选原则的是()
A. 使用方便
B. 价格合理
C. 应用安全
D. 疗效确切
E. 质量稳定
[判断题]水域救援,涉水行动时,应尽可能避开带电设备和线路以及水面下的沟槽、窨井、洞穴等危险部位。( )
A.正确
B.错误
[单项选择]能平肝疏肝,祛风明目的药物是()
A. 白僵蚕
B. 地龙
C. 刺蒺藜
D. 石决明
E. 代赭石
[单选题]广播系统是一种( )系统。[易]
A.单工通信
B.半双工通信
C.双工通信
D.都可以
[多选题]白班时回收TVM/MVM时,将回收数录入系统并二次确认后,系统即将其计入营收,但夜班结算失败,如何处理才正确()
A.A.无论白班或是夜班,回收TVM/MVM后纸币回收箱金额录入系统时,必须归还备用金,即收一次归还一次
B.B.如果设备回收金额不够归还备用金时,系统数据录入0,将钱款作现金移交。
C.C.私自填平
D.D.使用备用金出入库功能
[单选题]白虎汤的主治证候不包括
A.烦渴引饮
B.恶寒发热
C.壮热面赤
D.脉洪大有力
E.汗出恶热
[单项选择]
The molecules of carbon dioxide in the Earth’s atmosphere affect the heat balance of the Earth by acting as a one-way screen. (1) these molecules allow radiation at visible wavelengths, where most of the energy of sunlight is concerned, to pass (2) , they absorb some of the longer-wave length, infrared emissions radiated from the Earth’s surface, radiation that would (3) be transmitted back into space. For the Earth to maintain a constant average temperature, such emissions from the planet must (4) incoming solar radiation. If there were no carbon dioxide in the atmosphere, heat would (5) from the Earth much more easily.
Today, (6) , the potential problem is too much carbon dioxide. Could the increase in carbon dioxide (7) a global rise in average temperature, and could such a rise have serious (8) for human society Mathematical models that allow us to calculate the rise in temperature as a function of th
A. for
B. down
C. by
D. through
[单项选择]阿拉伯的文学史多是()的文学史。
A. 编年体式
B. 断代式
C. 传记式
D. 汇编式
[单选题]当前归因研究中最有影响力的理论是( )的归因理论。
A.Wolpe
B.Dueck
C.Deaux
D.Weiner
[单选题]为调整桥面钢轨上拱度,桥枕容许挖深( )以内的槽口
A.20mm
B.30mm
C.40mm
D.50mm
[判断题]预制构件直立放置,应支撑支牢,且支撑不少于三道。
A.正确
B.错误
[简答题]我国国际收支双顺差是最近几年大家所共同关注的一个问题。试论我国国际收支双顺差的原因,以及相应可以采取的措施。
[多选题]脉压增大常见于
A.缩窄性心包炎
B.心包积液
C.心肌炎
D.主动脉瓣关闭不全
E.主动脉硬化
[多项选择]在行政诉讼中,下列哪些证据材料不能作为人民法院定案的依据?()
A. 行政机关严重违反法定程序收集的证据材料
B. 行政机关通过利诱等手段取得的证据材料
C. 行政机关通过窃听手段获取的证据材料
D. 行政机关拒不提供原件,且无其他证据印证的复制件
[单项选择]
Exercise Cuts Cancer Deaths in Men
Men who exercise often are less likely to die from cancer than those who
(51) , new research published in the British Journal of Cancer revealed yesterday.
A team of scientists from the Karolinska Institute in Sweden looked
(52) the effect of physical activity and cancer risk in 40,708 men
(53) between 45 and 79.
The seven-year study found that men
(54) walked or cycled for at least 80 minutes a day had a 84 percent lower risk of
(55) from cancer than the men who did less exercise or nothing at all.
(56) the period studied, 3,714 men developed cancer and 1,153 died from the disease. The researchers suggest that half an hour’s walking
(57) cycling a day increased survival among these men by 33 percent.
The researchers surveyed men from two counties in central Sweden about their lifestyle and the amount of
(58) activity t
A. random
B. rare
C. regular
D. rough
[单选题]可以口服的抗凝药是
A.肝素
B.香豆素类
C.枸橼酸钠
D.尿激酶
E.维生素B12
[单选题]国际标准化组织于( )年成立。
A. 1944年
B. 1945年
C. 1946年
D. 1947年
[单选题]在横越线路时,应( ),并注意左右机车、车辆的动态及脚步下有无障碍物。
A.看清机车信号
B.快速通过
C.一看、二站、三通过
D.一站、二看、三通过