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[单选题]在抛光用研磨剂的常用配方的成分中,其中的氧化铬和煤油的百分含量分别为()。
A.57%、21.5%
B.21.5%、3.5%
C.11%、7%
D.57%、7%

热门试题:

[单项选择]“使其言而是,则智者所见略同”中,“是”的意义是()
A. 这样
B. 这些
C. 是这样
D. 正确
E. 认为正确
[单项选择]以下分子式中()是萤石的主要成分。
A. CaF2
B. MgO.CaO
C. CaO
D. Fe2O3
[单选题]U形螺纹卡子应保证卡子插入后,另一端露头()mm(1分)
A.0-1
B.0-3
C.1-3
D.2-3
[单选题]配电第一种工作票,应在工作()送达设备运维管理单位(包括信息系统送达)。
A.前两天
B.前一天
C.当天
D.前一周
[单选题]国际安徒生奖设立并开始颁发于20世纪( )年代。
A.20
B.30
C.40
D.50
[判断题]社会和谐是中国特色社会主义的本质属性,是我们党不懈追求的社会理想。
A.正确
B.错误
[单选题]桥面上通过的风管、水管必须捆牢,不得侵入()。《安规》第4.0.9条
A.限界
B.建筑限界
C.机车车辆限界
D.路肩
[单项选择]带状疱疹最具特征性的临床表现是()
A. 沿单侧周围神经分布的簇集性小水疱
B. 神经痛
C. 好发于皮肤黏膜交界处
D. 红斑基础上簇集性的小水疱
E. 躯体单侧分布的小脓疱
[多选题]电气化铁路接触网支柱外侧多少米、非电气化铁路信号机立柱外侧多少米范围称为营业线设备安全限界?
A.4
B.3
C.2
D.1
[单选题]基层单位二级机构的主要负责人,( )至少参加一次班组的安全日活动。
A.每周
B.每天
C.每月
D.每二月
[填空题]多个方法具有相同的名字而含有不同的参数时,便产生了 【9】
[多选题]下列关于使用风动工具说法正确的是()。
A.风动工具的软管应和工具连接牢固
B.连接前应把软管吹净
C.使用时应戴绝缘手套和护目眼镜
D.只有在停止送风时才可拆装软管
[单项选择]关于《证券法》的适用说法错误的是?()
A. 股票不适用
B. 国务院认定的其他证券适用
C. 公司债券不适用
D. 一定是在中国领土内
[单项选择]取料广博奇杂,重生猛,调味重清脆鲜爽嫩滑,突出原味的是( )。
A. 粤菜
B. 淮扬菜
C. 鲁菜
D. 徽菜
[多项选择]多发性硬化的MRI表现包括()
A. 上述斑块灶周围可有明显强化
B. 侧脑室周围多个类圆形斑块
C. 慢性病例可有脑萎缩
D. 脊髓内斑块状长T1长T2信号
E. 大脑皮质区大片状楔形长T1长T2信号
[单项选择]

Digital photography is still new enough that most of us have yet to form an opinion about it (1) develop a point of view. But this hasn’t stopped many film and computer fans from agreeing (2) the early conventional wisdom about digital cameras — they’re neat (3) for your PC, but they’re not suitable for everyday picture taking.
The fans are wrong. More than anything else, digital cameras are radically (4) what photography means and what it can be. The venerable medium of photography (5) we know, it is beginning to seem out of (6) with the way we live. In our computer and camcorder (7) , saving pictures as digital (8) and watching them on TV is no less practical — and in many ways more (9) than fumbling with rolls of film that must be sent off to be (10) .
Paper is also terribly (11) . Pictures that are incorrectly framed, (12) , or lighted are nonethel
A. reexplaining
B. rearranging
C. reexposing
D. redefining

[单选题]地震发生后,通常出现“断乱慢”问题,( )主要是指震区整体或局部处于断网、断电、断路等状态。
A. 断
B. 乱
C. 慢
[单项选择]左心功能不全()
A. 水冲脉 
B. 交替脉 
C. 奇脉 
D. 重脉 
E. 细脉
[判断题]注册验资账户的资金汇缴人应与出资人的名称一致。
A.正确
B.错误
[单选题]开闭所负荷开关应选用全进口或合资品牌的全封闭()。
A.SF6绝缘负荷开关
B.负荷开关
C.油开关
D.真空断路器
[简答题]无形资产的特点及内容。
[单项选择]企业必须是独立的、自负盈亏的经济组织,下列表述错误的是()
A. 企业拥有独立的产权
B. 企业拥有独立的经营权
C. 企业拥有独立的核算权
D. 企业不能以自己的名义参加诉讼活动
[多选题]任何人发现有违反本规程的情况,应立即() ,经纠正后才能( )。
A.制止
B.劝阻
C.恢复作业
D.撤离现场
[单项选择]Anthropology is a science dealing with man and his origins. I redefine anthropology here as "being interested, without judgment, in the way other people choose to live and behave," in order to turn it into a strategy which is geared toward developing your compassion as well as a way of becoming more patient.
When someone acts in a way that seems strange to you, rather than reacting in your usual way, such as, "I can’t believe they would do that." Instead, say something to yourself like "I see, that must be the way she sees things in her world. Very interesting." In order for this strategy to help you, you have to be genuine. There’s a line between being "interested" and being arrogant, as if secretly you believe that your way is better.
Recently I was at a local shopping mall with my six-year old daughter. A group of punks walked by with orange spiked(成锥形的) hair and tattoos(文身) covering much of their bodies. My daughter immediately asked me, "Daddy, why are they dressed up li
A. take interest in what we are doing
B. not take interest in what other people are doing
C. judge other people’s behaviors with accepted standards
D. not judge other people’s behaviors with our own standards
[多项选择]在昆明发生的著名历史事件有()。
A. 重九起义
B. 护国讨袁
C. 护法运动
D. 西南联大
E. 抗日远征
[单项选择]某难溶性药物若要提高溶出速率可选择固体分散体载体材料为( )
A. 明胶
B. 丙烯酸树脂RL型
C. β环糊精
D. 聚维酮
E. 明胶-阿拉伯胶
[单选题]芯片卡电子现金余额不得超过()元。
A.800
B.900
C.1000
D.1200
[单项选择]刘教授在一项行为对比研究过程中,记录到以下一些活动:①普和医院门诊护士长林洁正在考虑是否把全天值班由原来的3班(各班10人)改为四班(每班7人),另外2人轮流作为工作巡视员。②江南长途客运公司副总周志远竭力建议修改原来的司机出车记录卡格式,然后由司机把这种记录卡直接交给联合调度室,而不是交给区间调度。③华帆足球队主教练萨布在排出每场比赛的出场队员名单后,总要在一些队员的名字后作些记号,用以标示准备在何种情况下替换该球员,或在上场前要特别关照该球员应注意什么。④山川旅游公司企划部部长王娜向总经理提出一个关于业务重组方案,即把公司的旅游项目分解成若干基本单元,然后根据不同情况对这些基本单元进行组合,以便节约成本,更好满足消费者的灵活需求。在上述活动中,哪些可以归结为同类管理职能行为?()
A. ①与②,③与④。
B. ①与③,②与④。
C. ①与④,②与③。
D. ①与②,与④。
[单项选择]国家药品编码的原则错误的是()。
A. 实用性
B. 完整性
C. 扩展性
D. 可维护性
E. 简单性
[单项选择]下列关于MIS的设备、工具和环境选择的描述中,正确的是( )。
A. 必须采用最先进的技术
B. 借助于成熟的开发工具
C. 首先购买主机以便在主机上开发
D. 工程中充分利用实验室技术
[单选题]在24℃用乳稠计测得牛乳相对密度是26°,换算成20℃应为(  )
A.25.8°
B.26.0°
C.26.4°
D.26.8°
[填空题]存储式井下流量计地面回放仪打印字迹不清晰时,应对色带加入(),当()损坏及时更换。
[判断题]生产经营单位应在与承包、承租单位签订的安全生产管理协议中明确各方对事故隐患排查、治理和防控的管理职责,并对承包、承租单位的事故隐患排查治理负有统一协调和监督管理的职责。
A.正确
B.错误
[多项选择]以下属于测试工具的是()。
A. 测试用表
B. 扫描器
C. 代码分析器
[填空题]对于粗糙表面的润湿,θ<90o时,表面越粗糙润湿性能越()。
[单项选择]新宝来采用的后悬架为()。
A. 麦弗逊独立悬架
B. 复合扭转梁悬架
C. 二连杆独立悬架
D. 四连杆独立悬架
[单项选择]

Many people invest in the stock market hoping to find the next Microsoft and Dell. However, I know (21) personal experience how difficult this really is. For more than a year, I was (22) hundreds and sometimes thousands of dollars a day investing in the market, It seemed so easy, I dreamed of (23) my job at the end of the year, of buying a small apartment in Paris, of traveling around the world. But these dreams (24) to a sudden and dramatic end when a stock I (25) , Texas cellular pone wholesaler, fell by more than 75 percent (26) a one year period. On the (27) day, it plunged by more than $ 15 a share. There was a rumor the company was (28) sales figures. That was when I learned how quickly Wall street (29) companies that misrepresent the (30) .
In a (31) , I sold all my stock in the company, paying (32) margin debt with cash advances from my (33) card. Because I own
A. credit
B. identity
C. identification
D. loan

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