热门试题:
[单选题]各级质量抽查监督要逐步开展实测实量，用（ ）说话，有效验证工程实体质量及质量管理行为。（国家电网基建〔2018〕1104号《国家电网有限公司关于进一步加强输变电工程质量管控重点举措的通知》逐步建立质量抽查长效机制）
A.事实
B.经验
C.数据
D.结论
[单项选择]气胀式救生筏中上浮胎内的气体通过（）进入（）
A. 单向阀；蓬柱
B. 踏板单向阀；登筏踏板
C. 踏板单向阀；蓬柱
D. 安全阀；登筏踏板
[填空题]党的十七大报告中提出了全面建设小康社会奋斗目标的新要求，对加快推进以（）重点的社会建设作出了全面部署。
[单项选择]被人们称为国际经济贸易“联合国”的组织是( )。
A. 世界银行
B. 世界贸易组织
C. 国际货币基金组织
D. 经合组织
[单项选择]泪囊鼻腔吻合术使泪液流入（）
A. 下鼻道
B. 中鼻道
C. 上鼻道
D. 中鼻甲
E. 下鼻甲
[单选题]布袋除尘器箱体应采用( )装置。
A.防爆
B.泄爆
C.防静电
[单选题]《技规》规定,铁路信号绿色表示（ ）。
A.按规定速度运行
B.注意或减低速度
C.迅速通过
D.停车
[多选题]多人在一起作业时应做到（）。
A.统一动作
B.统一指挥
C.相互间保持一定的安全距离
D.防止工具碰撞伤人
[单项选择]钻具是修井的基本工具，它不包括（）。
A. 方钻杆
B. 园套管
C. 钻杆
D. 配合接头
[单项选择]类风湿性关节炎最常起于什么关节（）
A. 对称的远侧指间关节
B. 对称的近侧指间关节
C. 对称的掌指关节
D. 双腕关节
E. 双侧骶髂关节
[单选题]由于分子筛具有很强的吸附能力, 因而可以使气体深度脱水,大大地( )气体的露点｡
A.升高
B.降低
C.不影响
D.不确定
[判断题]接触线CTHA-120是表示直径为120mm的银铜合金接触线。 ( )
A.正确
B.错误
[单选题]转向液压系统的动力站被设置在底梁上,由电动机通过( )带动液压泵工作。
A.联轴节
B.心轴
C.轴承
D.压力表
[判断题]一种检定管在井下可以检测多种气体。( )
A.正确
B.错误
[多选题]BC干粉灭火器只能灭（ ）
A.A、液体
B.B、固体
C.C、气体
D.D、电器
[判断题]当打开计量箱(柜)门进行检查或操作时, 应采取有效措施对箱(柜)门进行固定,防范由于刮风或触碰造成柜门异常关闭而导致事故。
A.正确
B.错误
[多项选择]防上腹股沟斜疝复发的手术步骤是
A. 腹横筋膜的修补
B. 疝囊颈的高位结扎
C. 精索后联合肌腱缝于腹股沟韧带上
D. 腹股沟管外环口修补
[单项选择]请根据下面短文回答第66～70题：
Mr. Baker liked shooting very much but he was never good at it. A month ago some of his friends visited him in his house and saw a new target( 靶子 )which Baker had put several days before in his garden.
His friends went nearer and looked at this beautiful target. There was a hole right in the middle of the target. When they asked who had shot the target, Baker said he had. They all laughed and said, "How far away were you, Baker Two feet " But Baker said he was fifty yards(码) away.
Then Mr. Baker’s wife explained about the hole in the middle. She said, "Baker went to a shop and bought a very big piece of wood. He brought it home in a car, put it in the garden and shot at it from fifty yards away. Then he drew a target round the hole and cut the wood./
One day some of Baker’s friends saw ______ in his garden.
A. a very big piece of wood
B. a very nice target
C. a hole
[填空题] In 600 B.C., the Assyrian Empire had just fallen. At its height, it had extended from Egypt to Babylonia, for an extreme length of 1,400 miles. It was soon to be (B1) the Persian Empire, which extended from Cyrenaica to Kashmir, for an extreme length of 3,000 miles. Undoubtedly, the common (B2) of these empires had only the vaguest (B3) of the extent of the maim and were content to live and die on their own few （B4） , or, on some occasions, to travel from village to (B5) village. Travelers and soldiers, however, must have had some (B6) of the vastness of these empires and of the still greater vastness of what must lie beyond. There must have been in the ancient empires those who occupied themselves with what might be considered the first cosmological (宇宙论的)problem (B7) scholars: Is there an end to the Earth To be sum, no man in ancient times, however far he traveled ever came to any (B8) end of the Earth. At most, he reached the (B9) of an ocean wh
A. A．supposition
B．assumption
C．presumption
D．premise
[不定项选择题]属于QUACERS模式目标的是
A.持续不断地改进
B.强调全员参与
C.一切活动依据标准
D.满足工作人员的需求
E.加强检查监督
[单项选择]Tom and his dog ______ were here a moment ago have disappeared.
A. that
B. who
C. which
D. those
[多选题]回访标本检测的酶免项目有（）
A.HBsAg
B.抗-HCV
C.抗-HIV-1/HIV-2
D.抗-TP
E.ALT
[单选题]BE002 目前使用的压力表防冻接头有3种,即( )。
A.活塞式、导压式和隔板式
B.活塞式、导压式和波纹管式
C.活塞式、隔板式和波纹管式
D.导压式、波纹管式和隔板式
[简答题]A-D-C-001 1 5 2
某一曲线半径 R=800m，L 圆= 116.5m ，l1=60m ，l2=40m ，弦长为 20m ，求该曲线上的圆曲线正 矢及两端缓和曲线上的各点计划正矢。 (其中包括 ZH 、HY 、YH 、HZ) (单位精确到 mm )
[填空题]
One year ago today, young Jim’s parents had a very serious talk with him. (11)They complained that he had spent a lot of time before the TV rather than on his lessons. (12)The knew that he always wanted to have a computer of his own, so (14)they promised him a reward if he gave up TV for one year. (15)After breakfast this morning, (13)his father handed him＄500. Feeling that it was not enough, his mother addod two hundred more, "Take it son, you have earned it." Yes, Jim has earned it, the hard way--he has not been near the TV for one whole year and his grades have gone from satisfactory to very good. "Now you can turn the TV on if you wish." "Oh, no. Mum, I can’t wait. I have something important to do right now." Then he rushed out of the house.
How much money did Jim get from his parents this morning
He got （ ）.
[判断题]气体绝缘金属封闭开关设备现场可用气相色谱检测法和气体检测管检测法对SF6气体分解产物中的CF4进行检测
A.正确
B.错误
[判断题]贷前调查中的委托调查指通过互联网资料等各种媒介物搜寻有价值的资料展开调查。( )
[判断题]为确保职责明晰，在同一会计年度内，同一人工用户号只能由一个人使用。
A.正确
B.错误
[单项选择]对于外阴鳞癌的发病因素以下哪项说法是恰当的（）
A. 外阴癌多为单发疾病，不易与宫颈癌等同时发生
B. 患有外阴色素减退疾病的患者，半数以上可以发展成为外阴癌
C. 目前研究显示HPV只与宫颈癌的发病密切相关，而与外阴癌的发病无关
D. 免疫抑制与外阴癌的发病有直接关系
E. 外阴部若受到乳头瘤、尖锐湿疣等的长期刺激有发展成外阴癌的可能
[单选题]CRH380B型动车组车轮采用（ ）磨耗型踏面。
A.LMB
B.LMD
C.CN
D.XP55
[单选题]常用的酸碱指示剂是( )。
A.无机弱酸或弱碱
B.无机强酸或强碱
C.有机弱酸或弱碱
D.有机强酸或强碱
[多选题]速度检测组件包括（ ）。
A.轴端速度 传感器
B.测速齿轮
C.齿轮箱速 度传感器
D.牵引电机
速度传感 器
[单选题]在紧固件中，所使用的弹簧垫圈上开出斜口，其作用是为了( )。
A.防止紧固件回转
B.增大预紧力
C.产生弹力
[单选题]利用高空作业车、带电作业车、叉车、高处作业平台等进行高处作业时，高处作业平台应处于稳定状态，需要移动车辆时，作业平台上（ ）。
A.载人不得超2人
B.不得留有工具
C.不得载物
D.不得载人
[单项选择]猪副伤寒主要由猪霍乱沙门氏菌和猪伤寒沙门氏菌引起的仔猪的一种传染病，急性者呈败血症，慢性者呈______，有时以卡他性或干酪性肺炎为特征( )。
A. 卡他性肠炎
B. 坏死性肠炎
C. 充血
D. 贫血
E. 败血症
[填空题]生产性固定资产验收入帐，首先由使用部门在ERP设备系统中基准设备规范维护EN62画面中进行设备6位码及（）的录入。
[多选题]存款人以单位名称开立的银行结算账户为单位银行结算账户按其用途分为（）
A. 基本存款账户
B.一般存款账户
C.专用存款账户
D.临时存款账户
