热门试题:
[单选题]急性溶血患者尿中可出现()
A.血尿
B.脓尿
C.蛋白尿
D.乳糜尿
E.血红蛋白尿
[判断题]讲原则是政府合法执政、依法行政和社会管理的基础。
[单项选择]口服治疗量维生素D用于佝偻病的时间是（ ）
A. 用1个月
B. 用3个月
C. 用至3岁
D. 用至肋骨串珠消失
E. 用至痊愈
[单选题]（ ）是一种把景物光像转变为电信号的装置。
A.视频光端机
B.摄像机
C.编码器
D.服务器
[单项选择]
The relationship between the home and market economies has gone through two distinct stages. Early industrialization began the process of transferring some production processes ( e. g. cloth making, sewing and canning foods) from the home to the marketplace. Though the home economy could still produce these goods, the processes were laborious (费力的) and the market economy was usually more efficient. Soon, the more important second stage was evident--the marketplace began producing goods and services that had never been produced by the home economy, and the home economy was unable to produce them (e. g. electricity and electrical appliances, the automobile, advanced education, sophisticated medical care). In the second stage, the question of whether the home economy was less efficient in producing these new goods and services was irrelevant; if the family were to enjoy these result of industrialization, they would have to be got in the marketplace. The traditional ways of taking ca
A. some traditional goods and services were not successful when provided by the home economy
B. the market economy provided new goods and services never produced by the home economy
C. producing traditional goods at home became socially unacceptable
D. the question of whether new goods and services were produced by the home economy became irrelevant
[多项选择]发展社会主义民主政治是我们党始终不渝的奋斗目标。不断推进社会主义政治制度自我完善和发展，要坚持和完善
A. 人民代表大会制度
B. 中国共产党领导的多党合作和政治协商制度
C. 民族区域自治制度
D. 基层群众自治制度
[多选题]为什么说吃润康能促进宝宝的发育( )
A.润康补充了孕产妇最缺营养素、特殊缺乏营养素和容易缺乏营养素
B.12种营养素协同作用,能使脑细胞长的多、饱满、脑细胞联结点多、神经通路畅通;
C.能够补充孕产妇需要的所有营养,不用额外再补;
D.因为润康有专利技术
[单项选择]美国学者霍尔，提出了四种人际距离，其中亲密距离是（）。
A. 0~1.5英尺
B. 12~25英尺
C. 4~12英尺
D. 1.5~4英尺
[填空题] 安全管理和监督应坚持“四全”原则，即 (1) 。
[多项选择]成品油长距离管道输送的特点是（）。
A. 相对独立的企业
B. 涵盖车、船、铁路运输
C. 有其完整的组织指挥系统
D. 单独进行经济核算
[单选题]每组接地线及其存放位置均应（ ），接地线号码与存放位置号码应一致。
A.A.分类
B.B.编号
C.C.有名称
D.D.保持清洁
E.略
F.略
[单选题]免疫荧光技术的基本原理是
A.将特异性抗体标记上荧光检测抗原
B.将特异性抗原标记上荧光检测抗体
C.将特异性抗体标记上荧光检测抗原或抗体
D.将特异性抗原标记上荧光检测抗原或抗体
E.以上都不对
[单选题]披肩是用于保护消防员颈部和( )两侧,使之免受水及其它液体或辐射热伤害的防护层。
A.头部
B.面部
C.腿部
D.臀部
[判断题]桅杆是重要的吊装机械，它具有起重量大、吊装稳定可靠，吊装成本适中等特点。对倾斜使用的桅杆或受偏载的直立桅杆，应根据桅杆的具体使用条件，进行受力计算，必要时还应作强度验算和稳定性验算。
[单项选择] Most Adults in U. S. Have Low Risk of Heart Disease
More than 80 percent of US adults have a less than 10 percent risk of developing heart disease in the next 10 years, according to a report in the Journal of the American College of Cardiology. Just 3 percent have a risk that exceeds 20 percent.
"I hope that these numbers will give physicians, researchers, health policy analysts, and others a better idea of how coronary heart disease is distributed in the US population, " lead author Dr. Earl S. Ford, from the Centers for Disease Control and Prevention in Atlanta, said in a statement.
The findings are based on analysis of data from 13,769 subjects, between 20 and 79 years of age, who participated in the Third National Health and Nutrition Examination Survey from 1988 to 1994.
Overall, 82 percent of adults had a risk of less than 10 percent, 15 percent had a risk that fell between 10 to 20 percent, and 3 percent had a risk above 20 percent.
The
A. Right
B. Wrong
C. Not mentioned
[单项选择]“着、了、过”是（）。
A. 结构助词
B. 动态助词
C. 其他助词
D. 比况助词
[多选题]三相半波可控整流电路带大电感负载时，在负载两端()。
A.提高输出电压平均值
B.可以接续流二极管
[判断题]特别行政区享有立法权。除特别规定的外，可以不实施全国性法律。（）
[判断题]小张今年14岁，因学习需要，向公安机关申领身份证，公安机关应当发给其有效期3年的居民身份证。
[单选题]道岔拨道作业，允许速度200km/h＞Vmax＞160km/h，高低、水平容许误差在不超过( )。
A.4mm
B.2mm
C.3mm
D.5mm
[单选题]供电设施的()是指相互连接的供电设施的资产归属在地理上、电气上划开的位置。
A.产权
B.产权分界点
C.维护点
D.连接点
[单选题]局势恶化,对我国已构成直接军事威胁时部队所处的战备状态应进入( )。
A.四级战备
B.三级战备
C.二级战备
D.一级战备.
[单项选择]著名的历史学家范文澜说，西周社会最重要的上层建筑就是宗法制度，而宗法制度的基本精神就是以宗主为中心，按血缘关系的远近来区别亲疏贵贱，从而规定出无可改变的等级制度。材料反映了（）
A. 西周已经进入了封建社会
B. 西周的等级制度具有血缘性
C. 宗法制与分封制互为表里
D. 血统是西周等级制度的唯一标准
[单项选择]对于某语句的条件WHERE st_name LIKE‘[CS]her%y’，将筛选出以下（）值。
A. CSherry
B. Sherriey
C. Chers
D. [CS]Herry
[多项选择]以下应纳入劳动保障监察员人数统计范围的有（ ）
A. 专职监察员
B. 兼职监察员
C. 特邀监察员
D. 工会代表
E. 职工代表
[单选题]外感内热，表里俱实应选用( )
A. 桂枝合剂
B. 参苏丸
C. 双黄连口服液
D. 防风通圣丸
E. 荆防颗粒
[单项选择]钢铁铸件含碳量和含（）量较高，表面大都有较厚的氧化皮和残存硅砂等杂质，表面粗燥，基体疏松多孔。
A. 铝
B. 硅
C. 锰
D. 钒
[单选题]WG-21A型无绝缘轨道电路自动闭塞(“N+1”系统),发送器输出短路时电源电流( )。
A.7.5～9.0A
B.8.0～9.5A
C.9.0～10.4A
D.9.5～12.0A
[判断题]作业人员必须按规定使用防护用品，确保作业人员安全。汉工段安〔2020〕22号
A.正确
B.错误
[单选题]下列哪项检查对前列腺癌诊断意义不大
A.PSA
B.排泄性尿路造影
C.肛门直肠指检
D.前列腺穿刺活检
[单选题]工作票的送达。计划工作需要办理第一种工作票的，应在工作开始前，提前一日将工作票送达( )处，临时工作或消缺工作可在工作开始前，直接送值长处。
A.许可人
B.签发人
C.值长
[多选题]甲入户盗窃,乙在外为其放风。下列说法正确的是( )。
A.从轻或减轻处罚
B.甲的盗窃数额直接关系到对乙的处罚
C.甲和乙均构成盗窃罪
D.对乙应当从轻、减轻或者免除处罚
[判断题]公债的最初功能是筹措基本建设资金。( )
[多项选择]假肢试样的一般程序有（）
A. 穿假肢
B. 静态检查
C. 动态检查
D. 脱下假肢后的检查
[判断题]动车组列车乘务组由司机、随车机械师、客运乘务组组成。两组动车组重联的列车除司机外，其余人员应按两套配置。
A.正确
B.错误
