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[单项选择]一端口的流入正弦电流i=14.14sin(314t-60°)A,断口电压u=141sin(314t-30°),则端口消耗的有功功率P为()W。
A. 500
B. 860
C. 1000
D. 1988

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[单项选择]11月婴儿,腹泻3天,大便呈黄绿色蛋花汤样,未经治疗,日渐加重,患儿嗜睡,前囟、眼窝极度凹陷,四肢厥冷,呼吸深快,为紧急抢救重度脱水及重度酸中毒,静脉补液最好先予液体是()
A. 1/2张含钠液
B. 2/3张含钠液
C. 4%碳酸氢钠溶液6ml/kg
D. 1.87%乳酸钠溶液20~30ml/kg
E. 1.4%碳酸氢钠溶液20ml/kg
[简答题]村民委员会成员因罢免、辞职、职务终止等原因造成主任出缺或少于三人时,应如何进行补选?
[填空题]

In our contemporary culture,the prospect of communicating with-or even looking at-a stranger is virtually unbearable Everyone around us seems to agree by the way they fiddle with their phones,even without a 1 underground   It’s a sad reality-our desire to avoid interacting with other human beings-because there’s 2 to be gained from talking to the strange r standing by you. But you wouldn’t know it, 3 into your phone. This universal armor sends the 4 :"Please don’t approach me."   What is it that makes us feel we need to hide 5 our screens   One answer is fear, according to Jon Wortmann, executive mental coach We fear rejection,or that our innocent social advances will be 6 as"creep,"We fear we’II be 7 We fear we’II be disruptive Strangers are inherently 8 to us,so we are more likely to feel 9 when communicating with them compared with our friends and acquaintances To avoid this anxiety, we 10 to our phones."Phones becom

[多项选择]肉桂的功效有()
A. 补火助阳
B. 引火归元
C. 散寒止痛
D. 温中止呕
E. 温通经脉
[单项选择]女性患者,70岁,高血压29年,慢性左心衰竭6年,与人争吵后出现气短、心悸、咳粉红色泡沫痰。入院检查,R27次/分,BP95/60mmHg,神志清醒,口唇发绀,双肺间及哮鸣音及湿啰音。
护士应给予患者的吸氧方式为( )
A. 高流量吸氧
B. 高流量酒精湿化吸氧
C. 低流量酒精湿化吸氧
D. 持续低流量吸氧
E. 间断低流量吸氧
[单项选择]在多媒体计算机系统中,不能用以存储多媒体信息的是( )。
A. 光缆
B. 软盘
C. 硬盘
D. 光盘
[判断题]数据通信中,X.25网中的监控帧和无编号帧由帧头和帧尾两部分组成,用于完成DTE和DCE接口的链路控制,不用于传输网络层来的信息。()
[多项选择]

某建筑装饰公司通过招标承揽了某小区5栋住宅楼的装饰施工任务,并按、照施工合同的约定将隔墙工程和门窗工程进行分包,其他工程由建筑装饰公司自己完成。在现场装修工程施工中,建筑装饰公司要求分包单位按照规定进行铝合金门窗的制作和施工,以及板材隔墙的制作和施工。

为防止出现铝合金门窗框、窗扇变形的质量问题,要求()。
A. 预埋木砖防腐处理符合设计
B. 型材壁厚应符合设计要求
C. 品种、类型、规格、尺寸、性能符合设计
D. 安装牢固
E. 开关灵活、关闭严密
[单选题]下列有关沥青黏附性试验不正确的描述是( )。 [单选题]
A.沸煮法是在水的沸腾状态下进行的黏附性试验操作
B.黏附性试验操作对所需试样的质量无需严格控制
C.水煮法和水侵法采用相同的评定方法进行黏附等级的评定
D.5 级对应的黏附性最好,1级对应的黏附性最差
[单选题]下列何种细菌为革兰阳性杆菌
A.大肠埃希菌

B.铜绿假单胞菌

C.产气肠杆菌

D.结核分枝杆菌

E.肺炎克雷伯杆菌
[单选题]对于尺寸精度、表面粗糙度要求较高的深孔零件,如采用实体毛坯,其加工路线是 ()。
A..钻孔一扩孔一精铰
B..钻孔一粗铰一车孔一精铰
C..扩孔一车孔一精铰
D..钻孔一扩孔一粗铰一精铰
[单选题]120/120-1阀货车空气控制阀试验台,试验台开机:打开试验台所有电源开关,预热( )
A.5min
B.8min
C.10min
D.15min
[判断题]司机收到车站交给的书面调度命令、行车凭证,在退乘后交机务段,机务段保存三个月。XG76
A.正确
B.错误
[判断题]渗流又可分为有压渗流和无压渗流两类。
[单选题]人工撬挖土石方工作,在进行边坡开挖时,应( )开挖,依次进行。
A.由下往上
B.由上往下
C.掏空倒挖
D.上下同时
[单选题] CRTSⅠ型板式无砟轨道结构水泥乳化沥青砂浆充填层厚度为50mm,不应小于( )。
A.10mm
B.20mm
C.30mm
D.40mm
[单项选择]强心苷治疗房颤的药理基础是()
A. 减慢心率
B. 抑制窦房结
C. 加强心肌收缩力
D. 抑制房室传导
E. 缩短心房的ERP
[判断题]两块列车(动车组列车除外),最高运行速度120km/h时,列车紧急制动限值为800m。
A.正确
B.错误
[单选题]铺床时不符合节力原则的铺床方法是
A.按铺床顺序放置用物
B.护士身体靠近床边
C.上身保持一定弯度
D.两腿分开稍屈膝
[单项选择]Bill of lading issued by freight forwarders ______.
A. will be, accepted by the bank without any condition
B. will not be accepted by the bank even if it appears on its face to indicate the name of the freight forwarder as a carrier and to have been signed by the freight forwarder as carrier
C. will be accepted by the bank if it appears on its face to indicate the name of the freight forwarder as a carrier anti to have been signed by the freight forwarder as carrier
D. will be accepted by the bank if the letter of credit gives such permission
[判断题]( )测定叶片大中小片率的振动筛共有三层筛网。( )
A.正确
B.错误
[简答题]什么是业外案件
[单选题]101-128车车门齿带张紧力为( )。
A.54-65
B.55-65
C.54-66
D.55-66
[单选题]有9张纸牌,分别为1至9。甲、乙、丙、丁四人取牌,每人取2张。现已知甲取的两张牌之和是10;乙取的两张牌之差是1;丙取的两张牌之积是24;丁取的两张牌之商是3。请说出剩下的一张是什么牌?( )
A.6
B.3
C.7
D.4
[单选题]石油产品水份的存在状态是( )
A.悬浮状态
B.溶解状态
C.乳化状体
D.悬浮态 溶解态及乳化状体
[单项选择]供应链管理的战略可以看成是一种______战略。
A. 覆盖
B. 渗透
C. 扩展
D. 双赢
[单项选择]重型颅脑伤GCS评分为()
A. 1~2分
B. 3~4分
C. 5~8分
D. 9~12分
E. 13~15分
[单项选择]It was not until modern scholarship uncovered the secret of reading Middle English that we could understand that Chaucer, far from being a rude versifier, was a perfectly accomplished technician, and that his verse is rich in music and elegant to the highest degree. Chaucer’s own urbane personality is a delight to encounter in his books, He is avowedly a bookworm, yet few poets observe nature with more freshness and delight. He is a master of genial satire but can sympathize with true piety and goodness with as much pleasure as he attacks the hypocritical.
It is not an uncommon estimate of Chaucer that he must be counted among the few greatest of English poets. In range of interest he is surpassed only by Shakespeare. He was recognized already in the Renaissance, when it came to England, as the Father of English Poetry. He was a man of wide learning and wrote with ease on religion, philosophy, ethics, science, rhetoric. No man has more completely summed up an age than Chaucer has
A. Chaucer--Father of Poetry
B. Chaucer--Shakespeare’s Peer
C. The Crudities of Chaucer’s Poetry
D. One of the Great English Poets
[简答题]洪迈
[单项选择]目录、索引、文摘属()。
A. 一次文献
B. 二次文献
C. 三次文献
[单选题] 血氧饱和度的正常值是( )
A.60%~70%
B. 80%~90%
C.90%~100%
D.96%~100%
E.86%~100%
[填空题]发现脊灰相关事件,在采取相应的响应措施后,连续()个月内如无新发病例或在外环境、健康人群中未发现脊灰野病毒,经专家论证评估提出应急响应终止的建议,并报相应级别卫生行政部门批准。
[单选题]落实作风建设45条措施,精准纠治()问题。
A.形式主义
B.官僚主义
C.形式主义、官僚主义
[单项选择]Jack felt unhappy as they all went outing ______ him.
A. except
B. but
C. without
D. besides
[填空题] As recently as thirty years ago, many Americans believed that using credit was an unwise and (36) ________ way to pay for what they bought. Some even thought that owing money to a store or a credit company was something to be (37) ________ of. Good citizens, they believed, always bought what they wanted with real money and they paid the full price (38) ________. Today, however, all that has changed. Credit, as some (39) ________ have noted, has become a way of life in the United States. More and more Americans now are depending on those small pieces of plastic, credit cards, to pay for large (40) ________ such as televisions, record-players or (41) ________. Many people today would consider it unusual not to use a credit card to pay for a costly (42) ________ dinner, a hotel room or an airline trip. And there are some (43) ________ in which Americans must have credit cards. If they want the temporary use of a car, for example, they first must give the car rental company th
[判断题]中国移动对于3G特色业务平台,全网集中建设了视频留言业务平台、视频会议业务平台、多媒体彩铃业务平台、视频共享业务平台和小区短信业务平台。
[多选题]百度百科博物馆计划通过哪些技术手段,实现将博物馆搬到线上? [多选题]
A. 音频视频讲解
B. 实境模拟
C. 3D+AR建模
D. 全景VR

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