热门试题:
[单项选择]大豆皂甙经酸性水解后其水溶性组分主要为（）
A. 氨基酸
B. 糖类
C. 有机酸
D. 五环三萜类
[单选题]考评数据的处理可以采用的形式包括手工处理和( )
A.人工处理
B.计算机处理
C.人机联合处理
D.第三方处理
[单选题]A320飞机不可以分舱广播。
A.
B.
C.是
D.否
[单项选择]根据企业所得税法律制度的规定，下列关于确认收入的表述中，不符合规定的是( )。
A. 安装工作是商品销售附带条件的，安装费在确认商品销售实现时确认收入
B. 宣传媒介的收费，应当按照完工进度确认收入
C. 属于提供设备和其他有形资产的特许权费，在交付资产或转移资产所有权时确认收入
D. 长期为客户提供重复的劳务收取的劳务费，在相关劳务活动发生时确认收入
[单项选择]现代医学所称的玫瑰糠疹相当于中医的（）
A. 热疮
B. 风瘙痒
C. 风癣
D. 桃花癣
E. 风热疮
[单选题](单选题).药用部位是根及根茎的药材()
A.太子参
B.大黄
C.商陆
D.何首乌
[填空题]Advertisers can use{{U}} (36) {{/U}}media, or means, to deliver their sales messages. The{{U}} (37) {{/U}}media are newspapers, magazines, television, radio, direct mail, outdoor{{U}} (38) {{/U}}, and point-of-sale or point-of-purchase advertising. Which single medium or{{U}} (39) {{/U}}of media is used depends on the product, the market area in which the company{{U}} (40) {{/U}}, the income group to which the product appeals, and other{{U}} (41) {{/U}}.
Newspapers are the oldest{{U}} (42) {{/U}}medium in the United States. The newspaper, with its fresh stream of news and features,{{U}} (43) {{/U}}a high degree of reader interest every day.{{U}} (44) {{/U}}as much as for the editorial content. They use the retail ads as shopping guides.{{U}} (45) {{/U}}. Newspapers are useful for both local and national advertising.{{U}} (46) {{/U}}.Mass-circulation magazines, such as Time, Newsweek, Playboy, and Reader’s Digest, reach millions of readers and are used mainly b
[单项选择]患者车祸伤，来院时神志淡漠，贫血貌，四肢冷，双下肢皮肤花斑，呼吸23次／分，心率115次／分，血压70／60mmHg。首先的处理是（）
A. 输入5%葡萄糖
B. 床旁血流动力学监测
C. 输血浆
D. 头、胸、腹CT
E. 代血浆
[单项选择]男性，78岁，1天前因右腹股沟疝嵌顿手法回纳后，即感腹痛。现因腹痛加剧、腹胀、气促、呕吐而来就诊。体检：神志淡漠，四肢厥冷。脉细速140次 /min，血压60/40mmHg，腹胀，全腹压痛，反跳痛和肌紧张，以脐右最为明显，诊断肠坏死穿孔，弥漫性腹膜炎、中毒性休克，应选择的处理方案是
A. 立即手术
B. 非手术治疗
C. 先观察视发展再决定治疗方案
D. 积极抗休克治疗，并进行手术治疗
E. 以上均不对
[单项选择]财务评价的实质是对基础数据进行加工，使其系统化、表格化、以最终计算（）来反映建设项目的本质情况。
A. 效益指标
B. 评价指标
C. 费用指标
D. 价值指标
[单选题]当出现站台门与车门不联动时，有谁负责屏蔽门的开关作业（ ）。
A.A、车站
B.B、司机
C.C、机电专业
D.D、信号专业
[单项选择]根据具体情况而编制的，针对特定的具体场所（即以现场为目标），通常是该类型事故风险较大的场所、装置或重要防护区域等所制定的预案叫（）。
A. 综合预案
B. 专项预案
C. 现场预案
D. 紧急预案
[单选题][T]A-D-B-007 5 2 4
曲线未被平衡过超高一般不应大于( )mm。
A.30
B.50
C.70
D.90
[判断题]C类施工是指非正线、辅助线范围内不影响行车的施工，按作业地点和性质分为C1、C2、C3。（ ）
A.正确
B.错误
[单项选择]延髓麻痹不同于假性延髓麻痹的临床表现的主要特点之一是后者有（）
A. 下颌反射和咽反射出现或亢进
B. 舌肌萎缩、肌束震颤
C. 声音嘶哑、吞咽困难
D. 舌前2/3味觉消失
E. 咽部感觉无保留
[判断题]蛋黄中，油脂含量约为33%，因此制作戚风蛋糕时，蛋白质与砂糖搅拌时不宜留有蛋黄液体原料。
[单选题]根据《中国石油化工集团有限公司总经理令(第2号)》,油田及时根据集团公司完善的《中国石化生产安全事故事件管理规定》,对事故分级进行进一步规范。其中,1-2 人重伤,或者3 人以上10 人以下轻伤,或100 万元≤直接经济损失<300 万元,或造成较大影响的泄漏、未造成较大影响的井喷、持续燃烧30分钟以上的火灾爆炸事故,属于( )。
A.一般A级事故
B.一般B级事故
C.一般C级事故
D.油田级
[单选题]关于血浆胆固醇代谢描述错误的是
A.血浆胆固醇主要分布在LDL 和HDL 中
B.血浆胆固醇 70％~80％是胆固醇脂
C.肝脏合成的胆固醇以 VLDL 分泌人血
D.LCAT 催化血浆胆固醇脂水解成游离胆固醇
E.血浆 LDL-C 升高易发生冠心病
[单选题] 燃煤的热量其现行法定计量单位是( )。
A.卡
B.焦
C.大卡
D.千克
[单选题]（ ）可以与立正互换。
A.稍息
B.跨立
C.立正
D.敬礼
[不定项选择题]A.抑制DNA多聚酶
A.阻止嘌呤核苷酸形成
B.抑制二氢叶酸还原酶
C.抑制胸苷酸合成酶
D.抑制核苷酸还原酶
E.阿糖胞苷抑制核酸合成的机制是
[单项选择]对主存储器的访问，是( )。
A. 以块(即页)或段为单位
B. 以字节或字为单位
C. 随存储器的管理方案不同而异
D. 以用户的逻辑记录为单位
[判断题]设计软交换时应考虑硬件、操作系统、中间件、协议和商业应用这几个设计元素。
A.正确
B.错误
[单选题] 赵某、钱某合伙诈骗李某人民币2万元，某县公安局甲、乙、丙、丁四名侦查员共同办理本案。其中应当回避的是（ ）。
A.甲，赵某以前因抢劫被其处理过
B.乙，是赵某舅舅的邻居
C.丙，在参与本案侦查工作前，曾担任过本案的证人
D.丁，案发前曾经人介绍与钱某吃过饭
[判断题]调频厂是指负有二次调频任务的电厂，分为主调频厂和辅助调频厂。
A.正确
B.错误
[判断题]在将心跳停止的煤气中毒人员送医院的途中,不得停止胸外心脏按压急救措施。
A.正确
B.错误
[单选题]车体倾斜能导致装载货物及车辆的（ ）容易变化，使货物发生位移倒塌。
A. 重心
B.中心
C. 高度
D. 宽度
[判断题] 一般选用柴油的凝点应比最低气温高5℃左右,以保证柴油在最低气温时不至凝固。中
A.正确
B.错误
[单项选择]男，10岁。胫骨下端干骺端有一直径2mm的圆形骨质破坏，边缘整齐，周围有骨质硬化，硬化带与正常骨无明确边界。应首先考虑的诊断是（）
A. 骨囊肿
B. 骨脓肿
C. 骨样骨瘤
D. 成骨细胞瘤
E. 骨结核
[判断题]对于承包商在对各单位提供服务过程中发生的事故,也应参照规定进行报告。( )
A.正确
B.错误
[判断题]3位5通电磁换向阀指的是该方向控制阀有3个作用位，阀芯有5个接口。
A.正确
B.错误
[单项选择]
The English author (writer), Richard Savage, was once living in London in great poverty. In order to earn (make) a little money he had written the story of his life, but not many copies of the book had been sold in the shop, and Savage was living from hand to mouth. As a result of his lack of food he became very ill, but after a time, because of the skill of the doctor who had looked after him, he got well again. After a week or two the doctor sent a bill to Savage for his visits, but poor Savage hadn’t any money and couldn’t pay it. The doctor waited for another month and sent the bill again. But still no money came. After several weeks be sent it to him again asking for his money. In the end he came to Savage’s house and asked him for payment, saying to Savage, "You know you owe your life to me and I expected some gratitude (thankfulness) from you."
"I agree," said Savage, "that I owe my life to you, and to prove to you that I
A. Poor English Writer
B. A Skilled Doctor
C. A Life for A Life
D. The Life of Richard Savage
[判断题] 磁感应强度B与垂直于磁场方向的面积S的乘积,称为通过该面积的磁通量?,简称磁通,即?=BS。( )
A.正确
B.错误
[单选题]国网公司把资产负债率控制在（）以内作为2021年的财务金融工作目标之一
A.0.46
B.0.5
C.0.56
D.0.6
[判断题]在消除应力退火中，应力的消除主要是依靠加热或冷却过程中钢材组织发生变化和产生塑性变形带来的应力松弛实现的。
[单项选择]当实际运行条件电容器下，电容器室的室温超过（），外壳温度超过制造厂家的规定值（一般为60℃）时电容器组应从系统退出。
A. ±30℃
B. ±40℃
C. ±50℃
D. ±60℃
[判断题]轨底横向裂纹与轨底面垂直时,37°探头容易发现该裂纹。( )
A.正确
B.错误
[单项选择]
For a fee, many sites will collect data about you, crunch the numbers and match you with someone who, as eHarmony puts it, has been "prescreened for deep compatibility with you across 29 dimensions. " Yet how scientific are the "matching algorithms" of online-dating sites
It is hard to say, since the sites have not disclosed their algorithms. But the past 80 years of scientific research about what makes people romantically compatible suggest that such sites are unlikely to do what they claim to do.
One major problem is that these sites fail to collect a lot of crucial information. Because they gather data from singles who have never met, the sites have no way of knowing how two people will interact once they have been matched. Yet our review of the literature reveals that aspects of relationships that emerge only after two people match and get to know each other—things like communication patterns, problem- solving tendencies and sexual co
A. "Matching Algorithms" of Online Dating
B. The Dubious Science of Online Dating
C. Problems with "Matching Algorithms" of Online Dating
D. How "Matching Algorithms" of Online Dating Works
