热门试题:
[单项选择]焊接过程中,因 气流的干扰、磁场的作用或焊条偏心的影响,使电弧中心偏离()轴线的现象称为电弧偏吹。
A. 工件
B. 磁场
C. 焊机
D. 电极
[判断题]工程师的索赔处理决定不需通知发包人( )。
A.正确
B.错误
[判断题]点到点”列车是按照货物运到时限和车流情况,通过组织装车站始发或编组站集结始发,按照普通货物列车速度标尺开行到同一到站的白货货物列车。
A.正确
B.错误
[单选题]()设备刚性接触网与柔性接触网通用。
A.刚性分段绝缘器
B.针式绝缘子
C.接触网直流电缆
D.下锚绝缘子
[单项选择]四神丸的主治病证是()
A. 肾泻
B. 脾泻
C. 痛泻
D. 热痢
E. 湿热痢
[单项选择]
Why Harry got laughed at
a. Because he was self-conceited.
b. Because he was turned down by the girl.
c. Because he was not getting along well with the girl.
d. Because he refused the girl’s invitation to see a movie.
[单项选择]Many mental institutions throughout the country have been turned into dumpping grounds for thousands of oldsters who have no place else to go. Most of them aren’t really mentally ill. In the jargon of the hospital bureaucracy, they are classified as "inappropriate admissions. " But since society has nothing better to offer, they are left to rot without hope, help, or dignity. The usual exit is death.
Often through no fault of their own, understaffed and overcrowded mental hospitals handle their "geriatric cases" little better than cattle. There is a recurrent pattern of elderly patients locked into wards to prevent them from Wandering about, given steady doses of tranquilizers to keep them "manageable", left day and night without a trace of human warmth or companionship.
Some hospitals have wards full of elderly, tranquilized patients, bodies bloated from their inactive, meaningless existences, sitting listlessly on hard benches or sprawled asleep on the floor. Ther
A. the society
B. the mental institutions
C. the elderly
D. the hospital bureaucracy
[单选题]作业人员应经医师鉴定,无妨碍工作的病症,体格检查每( )至少一次。
A.半年
B.一年
C.两年
D.三年
[简答题]三相异步电动机有哪些调速方式?并比较其优缺点。
[多选题]书面记录包括()等。
A.作业指导书(卡)
B.派工单
C.任务单
D.工作记录
E./
F./
[单选题]不能用于检测T淋巴细胞亚群的方法是
A.流式细胞术法
B.免疫荧光法
C.桥联酶免疫法
D.花环试验
E.密度梯度法
[多项选择]炸药按组成及分子结构分有哪几类()
A. 单质炸药
B. 混合炸药
C. 浆状炸药
D. 乳化炸药
[简答题]
Information channeling is undergoing remarkable progress in various sectors of society in industrial activities, public services and, more recently, in daily living.
In the sector of industrial activities, automation is continuing with the aim of increasing productivity—introduction of computers for process control by the manufacturing industry, and introduction of numerically controlled machine tools, industrial robots, computer-aided design systems and, more recently, flexible manufacturing system by processing and assembling industries.
(46)Meanwhile, in offices rapid office automation is presently in progress, stimulated by the popular acceptance of computerized systems, expansion of communications networks and the remarkable technological progress achieved in related equipment such as Japanese word processors. Rapid automation and efficiency improvement are also being achieved in the sector of commodity distribution through the introduction of ad
[多选题]生物制品注册按照( )等进行分类。
A.生物制品创新药国家发展
B.生物制品改良型新药
C.已上市生物制品(含生物类似药)
D.现代药和传统药
[判断题]稻壳进入生产现场未经处理前,在堆放处标明“稻壳”字样;经冲蒸处理后另行堆置,并标明“熟稻壳”字样,以上标识由当班班长管理监控。( )
A.正确
B.错误
[判断题]范例教学的基本程序是:范例性地阐明“类”案一范例性阐明“个”案一范例性地掌握规律原理一掌握规律原理的方法论意义一规律原理的运用训练。()
A.正确
B.错误
[多选题]以下哪些属于现场支持服务的内容
A.排除故障
B. 现场培训
C. 巡检
D. 定期维护会议
[单项选择]在临床医学研究前,对有行为能力的病人要获得他的同意,这属于
A. 代理同意
B. 知情同意
C. 不同意
D. 诱导同意
E. 有效同意
[多选题]为加快推进和规范管理页岩气勘查开采,国土资源部发布了《关于加强页岩气资源勘查开采和监督管理有关工作的通知》。下列有关页岩气的表述,正确的是()。
A.页岩气是从页岩层中开采出来的天然气,是一种重要的非常规天然气资源
B.页岩气往往分布在盆地内厚度较大、分布广的页岩烃源岩地层中
C.页岩气开发具有开采寿命长和生产周期长的优点
D.页岩气主要分布在欧洲、亚洲、太平洋地区与拉美地区
[单选题]随时间按正弦规律变化的物理量的三要素是( )。
A.正弦、周期、幅值
B.瞬时值、最大值、有效值
C.最大值、角频率、初相角
D.幅值、时间、相角差
[单项选择]
Can you imagine how different your life would be if you did not know how to read and write Many of the things you (41) for granted during an ordinary day (42) no longer be possible if you could not read. You would miss the basic (43) you depend on for simple activities -- (44) from following instructions on a medicine bottle to (45) traffic signs. If you could not read (46) , newspapers, and magazines, you would be out of (47) with the world around you. Your understanding of that world would be limited even further (48) the insight(见识) provided by stories, poems, and novels. If you (49) not write, you would be unable to record information and ideas for other people. (50) , you would lose the personal pleasure of keeping a (51) to explore your private thoughts, creating an (52) world in a story, or capturing your feelings (53) the words of a poem or song.
Try to imagine how different life would be if (54) could read and write. The shape of our entire (55) would change. Obv
A. universe
B. globe
C. society
D. earth
[单选题]试验和推广电力通信( ),应制定相应的安全措施,经本单位批准后执行。
A.新技术
B.新设备
C.新工艺
D.新方案
[单选题] 为了保证储藏安全,玉米的含水量必须在( )之间。
A.10%~13.5%
B.11%~12.9%
C.12.5%~14%
D.13%~14.5%
[判断题]列车运行中,各有关作业人员应按规定执行车机联控。(技规)
A.正确
B.错误
[单选题]下列选项不能够为服务改进提供支持的是( )。
A.薄弱环节
B.投诉分析
C.服务监督
D.服务评估
[判断题]根据《危险品管理办法》,乙类物品是按照《建筑设计防火规范》规定主要指乙类液体即闪点大于等于 28℃的液体、非甲类易燃易爆物质和助燃气体。
A.正确
B.错误
[多选题]下列属于MSO机柜的设备有( )。
A.以太网交换机
B.边界路由器
C.TSC
D.回声消除器
E.ZC
[多选题]关于电池极板硫化的原因描述正确的是()。
A.经常充电不足
B.经常过放电
C.蓄电池长期处于已放电或半放电状态
D.蓄电池内部开路
[判断题]减免保证金开证,系指进口商申请开立信用证时,我行须收取100%保证金,为进口商开立信用证的一种融资方式。
A.正确
B.错误
[单项选择]王、刘、邓三个同学参加了今年的高考,考完后在一起议论: 王说:“我肯定考上重点大学”。 刘说:“重点大学我是考不上了”。 邓说:“要是不论重点非重点,我考上是没有问题”。发榜结果表明,三人中考上重点大学、一般大学和没有考上的各一人,并且他们三人的预言只有一个是对的,另外两个人的预言都同事实恰好相反。可推出:
A. 王没考上,刘考上一般大学,邓考上重点大学
B. 王考上一般大学,刘没考上,邓考上重点大学
C. 王没考上,刘考上重点大学,邓考上一般大学
D. 王考上一般大学,刘考上重点大学,邓没考上
[判断题]对同一个工作日的多条低压配电线路或设备上的工作,可使用一张低压工作票。
A.正确
B.错误
[多项选择]下列选项中属于新增且不应计算建筑面积的有()。
A. 无围护结构的观光电梯
B. 过街楼底层的开放公共空间
C. 露台
D. 露天游泳池
E. 与建筑物不连通的建筑部件
[单项选择]产品在生产过程中始终处于运动状态,不是在进行加工、装配、检验,就是处于运输或自然过程中,这是生产过程的()原则。
A. 比例性原则
B. 节奏性原则
C. 连续性原则
D. 准时性原则
[判断题]电石(碳化钙)可以露天存放。()
A.正确
B.错误
[单选题]深入灾害现场内部侦察人员编组不得少于2人。
A.正确
B.错误
[单选题]建筑中的防烟和排烟系统在减轻火灾灾害方面发挥着重要作用,因此必须按照规范要求对其进行周期性维护管理,下列检查项目中,属于每年检查项目的是()。
A.挡烟垂壁启动试验
B.手动启动排烟口
C.系统联动启动试验
D.系统供电线路检查
[单项选择]区别中性中幼、中性晚幼和中性杆状核粒细胞时,最重要的标志是( )
A. 胞体直径的大小
B. 染色质粗细情况
C. 胞浆中颗粒的多少
D. 胞核的凹陷程度
E. 胞核的形状