题目详情
题目详情:

[单项选择]被调房间的室温允许波动范围为1℃,送风温差应选取()。
A. 2~3℃
B. 3~6℃
C. 6~10℃
D. ≤15℃

热门试题:

[单选题]胆道蛔虫,保守疗法效果不显著
A.A:胆囊切除术
B.B:胆囊造口术
C.C:胆总管探查及引流术
D.D:胆总管十一二指肠吻合术
E.E:抗感染治疗
[判断题]210、用避雷针、避雷带是防止雷电破坏电力设备的主要措施。
A.正确
B.错误
[判断题]判断题:员工仅允许在工作需要时进入有权限的相关通道及房间,严禁非工作原因进入相关通道或房间。
A.正确
B.错误
[名词解释]挛缩
[多选题]根据《道路运输车辆动态监督管理办法》规定,道路运输企业设置超速行驶和疲劳驾驶的限值时应当遵守( )。
A. 客运驾驶员24小时累计驾驶时间原则上不超过8小时
B. 日间连续驾驶不超过4小时
C. 夜间连续驾驶不超过2小时
D. 每次停车休息时间不少于20分钟
[单项选择]1902年,管学大臣张百熙拟定了( )
A. 《强迫教育章程》
B. 《奏定学堂章程》
C. 《京师大学堂章程》
D. 《钦定学堂章程》
[判断题]安全工器具的电气试验和机械试验可由各使用单位根据试验标准和周期进行,也可委托试验。
A.正确
B.错误
[单项选择]治疗子宫颈炎下列哪项是错误的()
A. 超短波:微热量,耻骨、腰骶部对置
B. 紫外线:石英导子伸入阴道抵达宫颈,用红斑量照射
C. C02激光:对宫颈炎症组织进行汽化治疗
D. 微波:将宫颈炎症组织凝固
E. 直流电:将2%硫酸锌液的纱布置于宫颈接阴极
[单选题] 单选 五环色环电阻的前()位表示其有效数字。
A.2
B.3
C.4
D.5
[单项选择]信息技术是人类历史上发展最快的技术。近20年来,计算机CPU技术每()个月性能提高一倍,成本降低一半,被称为摩尔定理。
A. 6
B. 12
C. 18
D. 24
[判断题]PV8板上V5S和V5L指示灯分别代表V5端口和V5链路。(1.0分)
A.正确
B.错误
[单选题]货运列车脱轨( )以上60辆以下,并中断其他线路铁路行车48 h 以上,为重大事故。   
A.4辆
B.6辆
C.8辆
D.9辆  
[单选题]成套接地线应由有透明护套的多股软铜线和专用线夹组成,接地线截面积不得小于()mm2,同时应满足装设地点短路电流的要求。
A.10
B.16
C.20
D.25
[简答题]家庭与社会
[多选题]破坏广播电视设施造成()的,应当追究刑事责任
A.救灾、抢险、防汛和灾害预警等重大公共信息无法发布
B.县级、地市(设区的市)级广播电视台中直接关系节目播出的设施无法使用,信号无法播出
C.地市(设区的市)级广播电视传输网内的设施无法使用2小时以上
D.县级广播电视传输网内的设施无法使用6小时以上,信号无法传输
[判断题]在海运货物保险业务中,仓至仓条款对于驳船运输造成的损失,保险公司不承担责任。
[判断题]企业专职安全生产管理人员应当监督作业人员安全防护用品的配备及使用情况。
A.正确
B.错误
[判断题]所有许可手续(工作许可人姓名、许可方式、许可时间等)均应记录在操作票上。
A.正确
B.错误
[单选题]练习倒地技术的作用是( )。
A.加强进攻能力
B.练习身体的抗击能力
C.在失去身体重心的情况下及时、合理地进行自我保护
D.体现训练效果
[单选题]第一心音的组成主要是由于
A.半月瓣开放
B.心房收缩
C.房室瓣关闭
D.乳头肌收缩
E.血流冲击大血管
[单项选择]大便先干后溏,多属
A. 脾气虚弱
B. 肝郁乘脾
C. 命门火衰
D. 湿盛伤脾
E. 食滞肠胃
[单项选择]门静脉高压症病人出现腹水最主要原因是()
A. 抗利尿激素增多
B. 肝淋巴液外漏
C. 肝功能减退引起低蛋白血症
D. 醛固酮体内增多
E. 门静脉系毛细血管床的静水压增加
[判断题]>塑性变形后在金属内存留下来的附加应力称工作应力。 ( )
A.正确
B.错误
[单项选择]

A person becomes part of the Christian community through baptism — it is a matter of choice (21) birth. The Christian community is a gathered community (22) who believe that Jesus is the Christ and that they have salvation (23) . It is open to males and females of any age, race, or (24) . A Christian is normally affiliated with a particular parish or congregation that is (25) the care of a particular clergy-person A baptized person is usually (26) a Christian by all Christians everywhere: however, there may be some additional requirements to meet if a person (27) to a church of a different tradition.
Giving money and goods needed by others (28) a part of Christian living. Some Christians engage in tithing, the (29) of 10 percent of their income to support the work of the church, (30) includes charitable services of those in need. Other Christians give smaller (31) of their income to the chu
A. charges
B. transforms
C. turns
D. transfers

[单项选择]在客人如店办理手续时,要和客人确认()。
A. 房费
B. 预定
C. 定金
D. 入住日期
[判断题]( )调节阀工作在小开度有利于延长使用寿命。
A.正确
B.错误
[单选题]一级母钟的GPS灯为接收GPS北斗信号指示。( )
A.正确
B.错误
[判断题]在直流系统中,无论哪一极的对地绝缘被破坏,则另一极电压就升高。
A.正确
B.错误
[单选题]Online distance learning is an instructional system which connects learners with educational resources.Students work on their own at home,at work,or at school and communicate with faculty and other students by means of e-mail,electronic meetings,videoconferencing,chat rooms,instant messaging and other forms of computer-based communication.There are both advantages and disadvantages to online distance learning. There are many benefits to using online distance learning environments.Online education is available all the time,anywhere and to all people.However,there are weaknesses for some learners.The online learner only has the written text and no other face-to-face hints.This may confuse the learner and cause misunderstanding.While distance learning allows for an openness,it is also difficult because it is done by e-mail messages and writing,and therefore may take more time than face-to-face learning.Sometimes the messages can be overwhelming for many online students. Universities,colleges and schools use online distance learning environments.These are important for students who may be unable to attend classes for various reasons like illnesses or busy everyday schedules.Some learners just want to further their studies at home.They enjoy the convenience of home learning as they take regular programs or enrichment classes. Online courses keep learners very occupied at all hours of the day.There are a great many messages and other online resources to read and respond to.Most learners have regular jobs or attend regular school classes on ground as well.However,the benefits are clear.Online distance learning is becoming very popular.Some online classes have become a profitable business as they replace regular traditional means of learning. Sometimes online distance learning can be a problem because__.
A.learners can't afford it
B.learners get too many hints
C.it involves excessive writing
D.it is not available at the weekend
[多选题]典型的肾病综合征有
A.大量蛋白尿(尿蛋白>3 . 5g / d )
B.低白蛋白血症(< 30g/l)
C.高脂血症
D.水肿
[单选题]一张工作票中,工作票签发人和工作许可人()工作负责人。
A.可以兼任
B.不得兼任
C.必要时兼任
D.经批准可兼任
[单项选择]交流市电频率允许变动的范围是()HZ。
A. 50±2.5
B. .50±2
C. 50±1
D. 50±1.5
[单选题]对存在机械磨擦和阻尼的生产机械和需要多台电动机同时制动的场合,应采用( )制动。
A.反接
B.能耗
C.电容
D.再生发电
[单选题]在一对一“切别摔控制”时,其动作要点是()。
A.切、别、用力、控制的动作要连贯迅猛
B.切、别、拧转、控制的动作要连贯迅猛
C.各个环节要协调
D.拧转、控制的动作要连贯迅猛
[单项选择]客房服务中,为客人临时添加物品额外服务一般在()分钟内完成。
A. 15
B. 20
C. 5
D. 10
[单选题]检测到下列哪种告警,不会往下一功能块插入全“1”信号,同时上报告警。( )
A.TU-LOP
B.TU-AIS
C.R-LOS
D.LP-RDI
[判断题]( )客房叫醒服务由总机提供,楼层服务员不用参与。
A.正确
B.错误
[单项选择]对于旋流器进料压力越高,悬浮液进料速度越快旋流器处理能力()
A. 减少
B. 增加
C. 不变
[简答题]数字调度交换机相当于一台模拟交换设备,为调度所和车站提供各种调度相关业务 。

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