热门试题:
[单项选择]某水域5年内规划有4个建设项目向其棑污,按照《环境影响评价技术导则地面水环境》,用单项水质参数评价该水域环境影响,可以采用()。
A. 矩阵法
B. 幂指数法
C. 加权平均法
D. 自净利用指数法
[单项选择]电焊与气焊相对比最大的优点是()。
A. 零件的变形小
B. 焊缝质量好
C. 零件疲劳强度降低小
D. 工人劳动条件好
[单选题]站区管理人员或由站区管理人员指定的站区专业技术人员必须()对车站备用金进行一次盘点,并在《日常备用金台账》和《应急备用金台账》上作相应的记录。
A.每日
B.每月
C.每季度
D.每年
[判断题]液体危险化学品和易燃易爆油品轻微泄露因泄漏量少,冷却散发快,一般不会导致着火、爆炸等事故
A.正确
B.错误
[多选题] 用跨相90°接线法测?功功率时,这种接线方法可以在()的三相三线制或三相四线制电路中应用。
A. 三相电流完全对称
B. 三相电流不完全对称
C. 三相电压不对称
D. 三相对称
[单选题]言语康复治疗原则错误的是
A.早期开始,只要患者神志转清,即应开始集中进行言语矫治
B.定期评估,调整治疗方案
C.循序渐进
D.及时反馈
E.激发患者主动参与
[单项选择]横浇道的深度应大于或等于铸件平均壁厚的()倍。
A. 1~1.5
B. 1.5~2
C. 2~3
D. 3~4
[单项选择]有20人修筑一条公路,计划15天完成。动工3天后抽出5人植树,留下的人继续修路。如果每人工作效率不变,那么修完这段公路实际用多少天?()。
A. 16
B. 17
C. 18
D. 19
[单项选择]
The destruction of our natural resources and contamination of our food supply continue to occur, largely because of the extreme difficulty in affixing (把……固定) legal responsibility on those who continue to treat our environment with reckless abandon (放任). Attempts to prevent pollution by legislation, economic incentives and friendly persuasion have been met by lawsuits, personal and industrial denial and long delays-not only in accepting responsibility, but more importantly, in doing something about it.
It seems that only when government decides it can afford tax incentives or production sacrifices is there any initiative for change. Where is industry’s and our recognition that protecting mankind’s great treasure is the single most important responsibility If ever there will be time for environmental health professionals to come to the frontlines and provide leadership to solve environmental problems, that time is now.
We are being asked,
A. to prevent pollution by legislation, economic incentives and persuasion
B. to arouse public awareness of the importance of environmental protection
C. to take radical measures to control environmental pollution
D. to improve the quality of life by enforcing environmental standards
[单项选择]小儿肺炎的护理措施哪项不妥
A. 鼓励患儿多饮水,防止痰液黏稠不易咳出
B. 雾化吸入稀释痰液
C. 输液时要控制液量和速度
D. 喘憋较重时镇静平卧
E. 严密观察病情及时发现并发症
[单选题]在机场着陆航道左右______、复飞航道左右______有雷雨时,禁止进近。
A.5KM,3KM
B.3KM,5KM
C.5NM,3NM
D.3NM,5NM
[判断题]作业人员应了解机具(施工机具、电动工具)及安全工器具相关性能,熟悉其使用方法。
A.正确
B.错误
[判断题]为了避免摘挂列车机车在作业站转头,减少机车走行时间,对于摘挂列车后部车辆的甩挂作业,应由调车机车担当。()
A.正确
B.错误
[单项选择]某产品的销售增长率为15%,则该产品处于()
A. 投入期
B. 成长期
C. 成熟期
D. 衰退期
[判断题]( )攻螺纹是用丝锥加工工件的外螺纹。
A.正确
B.错误
[判断题]联锁与屏蔽门通过继电接口,向屏蔽门发送开关指令,获取屏蔽门的状态信息。
A.正确
B.错误
[单项选择]
Impact of Electronic Commerce
Today’s forward thinking CEO recognizes the
(21) of e-commerce as a strategic business issue, not just one more technical issue to be
(22) to the IS department, perhaps the existing EDI group. Although a company may have reengineered its
(23) business process and perhaps painfully installed an ERP system to bring inefficiencies to the back office, e-commerce is about reengineering outward-facing processes-industry process reengineering.
(24) electronic commerce is not just a technology, it is a way of
(25) business that has the potential to impact every aspect of the firm’s value chain. Implementing full-scale, innovative applications of electronic commerce requires management teams to view the marketplace beyond the typical physical boundaries.
The biggest problem that electronic commerce pioneers encounter is the limited set of mental models that
(26) our
[判断题]不符合牛顿内摩擦定律的流体叫非牛顿流体。
A.正确
B.错误
[判断题]局部组织或器官因动脉血液供应断绝引起的坏死叫梗死。
[单选题]18个月小儿,患肺炎1周,近1天来突然反复惊厥4次,昏睡。查体:呼吸不规则,双眼凝视,球结膜充血,水肿,双肺可闻及细湿啰音,脑膜刺激征阳性,瞳孔改变。根据病例诊断最大的可能是
A.支气管肺炎合并轻度缺氧
B.支气管肺炎合并中毒性脑病
C.支气管肺炎合并中毒性肠麻痹
D.支气管肺炎合并心力衰竭
E.支气管肺炎合并心肌炎
[单选题]633高压闸阀更换新钢圈时,新钢圈和钢圈槽内要抹()。
A.(A)齿轮油
B.(B)汽油
C.(C)黄油
D.(D)柴油
[判断题]电力机车电机轴与小齿轮接触面积小于75%时,小齿轮会松脱、弛缓。 ( )
A.正确
B.错误
[单项选择]关于无功能胰岛细胞瘤,下列正确的是()
A. 是胰腺最常见的隐性内分泌肿瘤
B. 无功能胰岛细胞瘤常为多发
C. 属于胰岛的非B细胞产生的肿瘤
D. 偶见空腹或非劳累时的发作性低血糖反应
E. 瘤体较小时即易出现液化
[判断题] 违规出具金融票证罪的主体是一般主体。( )
A.正确
B.错误
[单选题]1945年4月20日,中共六届七中全会通过了(),对党的历史上若干重大问题作出正式结论,标志着延安整风运动胜利结束。
A.《关于若干历史问题的决议》
B.《关于建国以来党的若干历史问题决议》
C.《六大以来党的若干重大问题决定》
D.《关于增强党性的决定》
[单项选择]
Some people give up trying to learn a foreign language. It can seem too much like hard work. But the problem comes when they go abroad on holidays and find they cannot communicate. How do they ask the way, order a cup of coffee, or ask the price of something
Keith Chiwick thinks he has the answer to this problem. "I have got a machine which talks in different languages. I feel that I could go to any country in the world and converse with any foreigner," he says. Keith is an inventor. His invention is an electronic machine which produces phrases in four different languages, French, German, Italian and English. Unlike the phrase books, this machine has a voice. It looks like a cassette recorder.
Imagine you want to say, "What time is the next train for Munich" in German. First, you find the right card for that question. Each card has four strips of tape on it, one for each language. The cards are small, seven by nine centimeters, and each
A. no need to learn foreign languages now
B. Keith is going to give the person at the information desk a surprise
C. Learning is made easy with Keith' s new machine
D. Communication with foreigners can be made easy with Keith' s new machine
[多选题]断路器安装后,应检查一次接线端子(____);金属法兰与瓷件胶装部位粘合牢固,防水胶完好;均压环无变形,安装方向正确,排水孔无堵塞。
A.无松动
B.无开裂
C.无变形
D.表面镀层无破损
[单选题]下列哪项不是心脏电复律的适应证
A. 各类异位快速心律失常,尤其药物治疗无效者
B. 心室颤动和扑动
C. 心房颤动和心房扑动血流动力学不稳定者
D. 心房颤动伴完全性房室传导阻滞
[单选题]遇有聚众哄闹、拦阻囚车时,司法警察下列做法不正确的是( )
A.立即将被告人与其他人员实施有效隔离,防止其他人员借机伤害、劫夺被告人或者被告人伺机脱逃
B.立即使用盾牌、警棍、辣椒水、电击枪、防暴枪等驱散性警械具
C.报告应急领导小组和公安机关,启动应急预案和联动机制,增派警力协同处置
D.司法警察应当做好搜集、保存证据材料工作
[单项选择]常见的浅埋暗挖典型施工方法中,其适用条件为地层好,跨度小于或等于8m的施工方法是( )。
A. 全断面法
B. 单侧壁导坑法
C. 中洞法
D. 柱洞法
[单项选择]初起恶寒发热,头痛无汗一天,今起发热口渴,而赤咳吐黄痰。此证为()
A. 虚证转实
B. 实证转虚
C. 虚实夹杂
D. 表邪入里
E. 表里同病
[填空题]原有自然水分或防灭火灌浆后水分()的煤层可不进行煤层注水。
[单项选择]在95~105℃范围不含其他挥发成分及对热稳定的食品其水分测定适宜的方法是()。
A. 直接干燥法
B. 蒸馏法
C. 卡尔•费休法
D. 减压蒸馏法
[单选题]
[知识点:饮食护理]插管操作结束后,为证实胃管是否确在胃内,进行检查时,错误的方法是
A.注入少量空气,同时听胃部有无气过水声
B.抽吸出胃液
C.注入少量温开水,同时听胃部有无水泡声
D.胃管末端放入水杯有无气体溢出
E.抽吸出液体用pH试纸测试
[单选题]检修工作结束前,若已备份的数据发生变化,应()。
A. A.增量备份
B.B.差异备份
C.C.重新备份
D.D.全量备份