热门试题:
[单选题][T]BG009411
关于封隔器找水的优点,正确的是( )。
A.工艺简单,能够准确地确定出水层位
B.周期短
C.工艺复杂
D.适用于夹层薄的油层
[判断题]用友报表系统中，保存报表的默认扩展名是.rep。
A.正确
B.错误
[多项选择]行政程序的基本原则包括( )。
A. 公开原则
B. 公正原则
C. 人权原则
D. 参与原则
[多选题]监理的安全责任描述正确的是（ ）
A.A.审查风险控制措施的有效性。
B.B.负责作业过程中的巡视、监督。
C.C.及时纠正作业人员存在的不安全行为。
D.D.正确组织施工作业
[单项选择]对于寒闭、热闭均可应用的药物是
A. 石菖蒲
B. 苏合香
C. 细辛
D. 安息香
[判断题]1.1级厂房内可以设置除更衣室外的辅助用室。
A.正确
B.错误
[判断题][T]B-D-001 3 1 3
测量双绞线电缆的参数NEXT,测得的分贝值越大,说明近端串扰值越小。
A.正确
B.错误
[单项选择]以下哪项预算如果做得不准确，就会导致总预算中的其他预算也不准确？（）
A. 销售预算
B. 现金预算
C. 生产预测
D. 资本预算
[单项选择]Today, most countries in the world have canals. Some canals, such as the Suez or the Panama, (62) ships weeks of time by making their voyage a thousand miles shorter. Other canals permit boats to reach cities that are not located on the coast. (63) other canals drain lands where there is too much water, help or (64) fields where there is not enough water.
The (65) of a canal depends on the kind of boats going through it. The canal must be wide enough to permit two of the (66) boats using it to (67) each other easily. It must be deep enough to leave about two feet of water (68) the keel of the largest boat using the canal.
Some canals have sloping sides, while others have sides that are nearly (69) Canals that are cut through rock can have nearly Vertical sides. (70) , canals with earth banks may (71) if the angle of their sides is too steep. Some canals are lined with
A. raised
B. promoted
C. hoisted
D. alleviated
[单选题]未成年工是指年满16周岁.未满___周岁的劳动者。
A.18
B.19
C.20
[多项选择]（）不能从MSDOS方式返回到Windows。
A. 按回车键
B. 键入QUIT
C. 键入EXIT
D. 按ESC键
[判断题] 吹气法测量液位的前提条件是使导管下方有微量气泡冒出。
A.正确
B.错误
[单项选择]减毒活疫苗：采用（）接种。
A. 手臂注射
B. 臀部注射
C. 喷鼻法
D. 口服
[多选题]交通事故现场救人时，如何防止二次伤害？（ ）
A.对伤者进行固定
B.对尖锐部位进行包裹保护
C.搬运中保持头高脚底
D.必要时在现场医护人员指导配合下实施
[单项选择]
Everything living on earth—each plant and animal—needs other living things. Nothing lives a lone. Most animals must live in a group, and even a tree or a plant grows close together with others of the same kind. Sometimes one living thing hunts another, one eats and the other is eaten. Each kind of life eats another kind of life in order to live, and together they form a food chain. Some food chains are simple, others are complicated. But all have two things in common—all food chains begin with the sun, and all food chains become broken up if one of the links disappears.
All life depends on energy from sunlight. Only plants can use this energy directly. Their leaves are little factories that use sunlight to make food from water and things in the soil and air.
Plants in turn feed all other living things. Animals can only use the sun’s energy after it has been changed into food by plants. Some animals feed directly on plants, others eat smalle
A. Each plant can rive alone.
B. Each animal can live alone.
C. Everything riving on earth can not rive without needing other living things.
D. If living things want to live they must kill each other.
[单项选择]
到2050 年，世界上老年人的数目将在历史上首次超过年轻人的数目。人口老龄化是深刻的，对人类生活的所有方面都有重大的后果和效应。在经济领域，人口老龄化将对经济增长、储蓄、投资与消费、劳动力市场、养恤金、稅收及世代间转接发生冲击。在社会层面，人口老龄化影响了保健和医疗照顾、性别结构、家庭组成及生活安排等。中国的人口老龄化问题也具有其相对独特的特征，对中国经济发展与社会保障等方面产生根本性影响。
根据中国老年科学研究中心预测，中国人口老化的严重阶段是（）。
A. 1990－2000 年
B. 2000－2010 年
C. 2010 年至2020 年
D. 2020－2050 年
[单选题]在信道复用技术中,CDMA指的是( )。
A. 频分多路复用
B. 时分多路复用
C. 码分多路复用
D. 时分多址
[单选题]治疗慢性胃炎胃阴不足证的代表方剂是（ ）。
A.柴胡疏肝散
B.四君子汤
C.益胃汤
D.三仁汤
E.失笑散合丹参饮
[单选题] 执行“三人连锁爆破制”时,换牌前,放炮命令牌由( )携带。
A.瓦斯员
B.班组长
C.爆破工
[单项选择]
某初中学生小勇经常去营业性网吧浏览一些不健康的信息，严重影响了学习。就这一案例下列理解正确的有（）。
①小勇缺乏自我保护意识
②小勇的行为违反了教育法和义务教育法的有关规定
③网吧老板违反了未成年人保护法中社会保护的规定
④小勇有上这些网吧的自由，但浏览不健康信息的行为是不对的
A. ①②③
B. ①③④
C. ②③④
D. ①②③④
[单项选择]
The business cycle is composed of many phases and one of them is the expansion phase. This phase is a two-fold one, including recovery and prosperity.
During the recovery period there is an ever-growing expansion of existing equipment. And new facilities for production are created. More businesses are created and older ones expanded. Improvements of serious kinds are made. There is an ever increasingly positive view about the future of economic growth. Much capital is invested in machinery or "heavy" industry. More labor is employed. More raw materials are required.
As more parts of the economy develop, other parts are affected. For example, the expansion in automobiles results in an expansion of the steel and rubber industries. Roads are required; thus the cement and machinery industries, are activated. Demand for labor and materials results in greater prosperity for workers and suppliers of raw materials. This increases the amount of goods bought and s
A. The expansion of existing facilities.
B. The creation of new business.
C. The disappearance of old business.
D. The increase of optimism about the future of economy.
[多选题]听觉信号，长声为（ ）s，短声为1 s，音响间隔为1 s。重复鸣示时，须间隔（ ）s以上。
A.1
B.3
C.5
D.7
[判断题]《安全生产法》规定，生产经营单位应当建立健全生产安全事故隐患排查治理制度，采取技术、管理措施，及时发现并消除事故隐患。
A.正确
B.错误
[判断题]抢修作业时,与作业相关的控制阀门必须有专人值守,并监视其压力。( )
A.正确
B.错误
[单选题]如果柴油机滑油温度超过124℃，不能尽快被控制，将卸载至第（）手柄位。
A.2位
B.3位
C.4位
D.5位
[单选题]ZD6型电动转辙机当插入手摇把或打开机盖时，遮断器接点断开不少于( )。
A.1mm
B.2mm
C.3mm
D.4mm
[单选题]适合低温粉碎的药物是
A.冰片
B.干浸膏
C.滑石
D.珍珠
E.三七
[判断题]ZD6-F型转辙机表示杆销的抗剪切力是14700～17600N。
A.正确
B.错误
[判断题]( )2409.()县级以上地方人民政府应当加强对旅游工作的组织和领导,明确相关部门或者机构,对本行政区域的旅游业发展和监督管理进行统筹协调。
A.正确
B.错误
[单选题]患者,男,42岁。因下肢静脉曲张入院。检查时嘱其站立,待下肢静脉曲张充盈后,在大腿上1/3扎止血带,嘱其反复下蹲8~10次,结果显示曲张静脉充盈度明显减轻。下列方法中,诊断下肢静脉曲张最可靠的是( )
A.下肢静脉压测定
B.多普勒超声检查
C.MRI检查
D.下肢静脉造影
E.静脉瓣膜功能试验
[单项选择]胸导管阻塞或破裂所致的胸腔积液为（）
A. 漏出液
B. 渗出液
C. 脓性胸液
D. 血性胸液
E. 乳糜性胸液
[单选题]总站级单位和站级单位设立纪委,是负责党内监督的专责机关,在同级党委和上级纪委双重领导下进行工作,纪委书记一般由( )担任。
A.党委副书记
B.党委书记
C.纪检督察处负责人
D.政治处负责人
[多项选择]患者男，30岁。突发上腹部绞痛2h，迅速波及全腹。为明确诊断应紧急检查的项目有（提示体格检查：舟状腹，腹肌强直，有明显的腹膜刺激征，肠鸣音消失，肝浊音界消失。）（）
A. 血常规
B. 胃肠造影
C. 尿常规
D. 血清淀粉酶
E. 腹部X线平片
F. 腹部B超
G. 尿淀粉酶
H. 腹腔穿刺
[单选题]申请医疗机构制剂需要进行的研究包括
A.处方筛选、配置工艺、质量指标研究
B.处方筛选、配置工艺、质量指标、药理学研究
C.处方筛选、配置工艺、质量指标及药理学、毒理学、临床研究
D.处方筛选、配置工艺研究
E.处方筛选、配置工艺、质量指标及药理学、毒理学研究
[判断题]货物变更到站后，保价运输继续有效
A.正确
B.错误
[单选题]化学品安全技术说明书中所写化学品名称()。
A. 只写中文名称,不用写英文名称
B. 必须用中、英文两种形式填写
C. 只写英文名称,不写中文名称
[简答题]用绝缘棒拉合刀闸或经传动机构拉合刀闸，应如何使用电工安全用具？
