热门试题:
[单选题]下列哪种物质属于A类火灾的燃烧介质( )
A.棉花
B.汽油
C.氢气
D.钾
[多选题]( )1865.下列旅游法律行为中,属于有偿的旅游法律行为的是()。
A.旅游客房租用
B.旅游企业向国家纳税
C.旅游购物>
D.旅游交通提供
[判断题]气压制动系统应装有限位装置, 以确保贮气筒内气压不超过允许的最高气压。( )
A.正确
B.错误
[多选题]Which of the following organs compose the male accessory glands?
A.testes
B.prostate
C.seminal vesicle (精囊腺)
D.epididymis
E.bulbourethral gland (尿道球腺)
[判断题]固定板式换热器的管子,管板和壳体是挠性连接。
[多选题]中国共产主义青年团要团结带领广大青年,自力更生,艰苦创业,积极推动社会主义( )和生态文明建设。
A.经济建设
B.政治建设
C.文化建设
D.社会建设
[单项选择]
The role of women in Britain has changed a lot in this century, (56) in the last twenty years. The main change has been (57) giving women greater equality with men. (58) to the beginning of this century, women seem to have had (59) rights. They could not vote and were kept at home. (60) , as far as we know, most women were happy (61) this situation. Today, women in Britain certainly (62) more rights than they used to. They were (63) the vote in 1919. In 1970 a law was passed to give them an equal (64) of wealth in the case of divorce, (65) the Equal Pay Act gave them the right (66) equal pay with men for work of equal value in the same year. Yet (67) these changes, there are still great difference in status between men and women. Many employers seem to (68) the Equal Pay Act, and the average working women is (69) to earn only about half (70) a man earns for the same job. (7
A. likely
B. willing
C. ready
D. about
[多选题]《电力用油(变压器油、汽轮机油)取样方法》中,关于变压器油中水分和油中溶解气体分析取样说法正确的是( )。
A.油样应能代表设备本体油,应避免在油循环不够充分的死角处取样。
B.一般应从设备底部的取样阀取样,禁止在不同取样部位取样。
C.取样过程要求全密封,操作时油中可产生少量气泡。
D.油样应避光保存。
[判断题]喷水减温器的特点是:只能使蒸汽温度降低而不能升高。( )
A.正确
B.错误
[单选题]UPS5000-E具备宽电压、频率输入范围,可适应恶劣的电网环境,延长电池寿命,请问UPS5000-E带满载的输入电压范围是?()
A.305-485V
B.105-485V
C.138-485V
[单选题]行政机关违反本条例的规定,未建立健全政府信息发布保密审查机制的,由监察机关、上一级行政机关责令改正;情节严重的,对行政机关主要负责人依法给予下列哪一项处理?
A.A处分
B.B罚款
C.C追究刑事责任
D.D追究党纪责任
[单项选择]脂肪酸在线粒体内的主要氧化方式是()
A. α-氧化
B. β-氧化
C. 脱氧
D. 加氧
E. ω-氧化
[单项选择]Teenagers are under a lot of pressure to be thin. They are led to believe that the only way they can be accepted and fit in, is if they are thin. They resort to starving, vomiting and eating only diet foods to try and be thin. Television is a big influence on them. They watch shows like Beverly Hills 90210 and Melrose Place and feel they need to look as thin as the actresses on these shows. Society is brainwashing young people into believing that being thin is important and necessary.
Diet commercials are constantly appearing on our television screens telling us that once we lose the weight, we will be happy. While your standing in the check out line at the grocery store you are surrounded by magazines claiming to have the newest and best diet. Each month another new diet appears claiming to be the diet to end ail diets. Whatever happened to last month’s diets that claimed the same thing Dieting has become an obsession in North America. We spend billions of dollars each year tryin
A. Fashion shows.
B. Two famous places in America.
C. Popular TV shows.
D. Two TV channels.
[单选题]高压电缆换算系数( )
A.0.15
B.0.8
C.0.25
D.0.13
[多选题]小度音箱具备下列哪些功能卖点?
A.小度音箱具备下列哪些功能卖点?
B.监控看护
C.语音留言
D.视频点播
[判断题]一台三相异步电动机,磁极数为4,转子旋转一周为360°电角度。
[判断题]生产厂房的取暖用热源应有专人管理。
A.正确
B.错误
[多项选择]设计单位应编制施工图设计大纲,报建设项目业主审批,其主要内容包括( )。
A. 设计依据
B. 经批准的初步设计及建设项目业主部门核发的设计条件
C. 经批准能满足施工图设计的勘察资料、地形地貌资料、建设地点的自然状况资料
D. 与有关部门及地方政府落实的外部条件,以及施工条件、地方材料和有关的技术经济数据、资料、设计标准、主要计算公式与程序、技术规定
E. 设计思想是否正确
[判断题]速度变动率越大,调节系统的静态特牲线越陡。因此,调频机组的速度变动率应大些。( )
A.正确
B.错误
[多选题]溢流阀的功用有()中难度
A.作安全阀用
B.作溢流阀用
C.卸荷阀用
D.作节流调速用
[单项选择]出国留学贷款额度最低不少于()元人民币。
A. 6000
B. 8000
C. 10000
D. 12000
[单项选择]按产出方式的不同,企业的作业可以分为以下四类。其中,随产量变动而正比例变动的作业是()。
A. 单位水准作业
B. 批量水准作业
C. 产品水准作业
D. 设施水准作业
如何彻底清除“冲击波”的变种蠕虫
如何彻底清除“冲击波”的变种蠕虫?
[判断题]集水井(坑)降水是指在基坑或沟槽开挖时,在坑底设置集水井(坑),并沿坑底四周或中央开挖排水沟,使水经排水沟流入集水井(坑)内,然后用水泵抽出坑外。( )
A.正确
B.错误
[单项选择]携带爆炸材料的人员乘罐时,每层罐笼不得超过()人,其它人员不得同罐上下。
A. 3
B. 4
C. 5
[判断题]空调机出厂时,制冷量小于40KW的已充注了额定量的制冷剂。
[单项选择]小儿口腔、舌上出现片状白屑者,称为()
A. 口疮
B. 口糜
C. 鹅口疮
D. 口撮
E. 口振
[单选题]同时具有查询、冻结、扣划单位、个人存款权限的执法机关是()。
A.公安机关
B.税务机关
C.工商行政管理机关
D.走私犯罪侦查机关
[单项选择]甲企业2006年3月接受乙企业捐赠商品房一套作办公用房,接受时确定价格为 20万元。2006年4月甲企业将该套房屋转让,取得收入额25万元,支付转让房屋的相关税费3万元(甲企业对该房屋已计折旧0.5万元)。上述两项业务甲企业应缴纳企业所得税( )万元。
A. 6.6
B. 7.10
C. 7.26
D. 7.43
[判断题]事故当事人如果在事故中没有受伤,应当立即使自己冷静,观察事故发生的源头和原因,关闭事故的起因物或导致事故进一步扩大的助力物。( )
A.正确
B.错误
[单项选择]以下关于公钥颁发的描述中,错误的是______。
A. 分发公钥不需要保密
B. 分发公钥一般需要可信任的第三方
C. 数字证书技术是分发公钥的常用技术
D. 公钥的分发比较简单
[判断题]抢救前先使伤员安静躺平,判断全身情况和受伤程度,如有无出血、骨折和休克等。
A.正确
B.错误
[单选题]键连接是通过键实现轴和轴上零件间的周向固定以传递()和转矩。(1.0分)
A.运动
B.速度
C.扭矩
D.横向力
[单选题]下列不属于入侵探测器的是()。
A.红外报警探测器
B.110紧急报警
C.门磁报警探测器
D.振动报警探测器