热门试题:
[判断题]压力溶气气浮停车操作时应先停空压机,后停回流泵。( )
A.正确
B.错误
[填空题]使用（）能够使音频之间的连接更加和谐，过渡更加自然，并且使影片充满生机与活力。
[多选题]( )884.行灯的电源电压可以是( )。
A.220V
B.110V
C.36V
D.24V
E.12V
[单选题]调车作业在空线上牵引运行时，不准超过（ ） km/h；推进运行时，不准超过30 km/h。
A.15
B.20
C.30
D.40
[多选题]关节镜检查术后健康教育的内容包括:
A.轻度肿胀时,继续抬高和冷敷患肢
B.逐渐延长站立和行走时间
C.不要服用阿司匹林
D.不要用乙醇溶解止痛药
E.训练膝关节功能
[判断题]中国铁路总公司关于印发《外宾乘车证管理办法》（铁总运2017-22号），外宾乘车证可以发放给总公司邀请的重要外宾。
A.正确
B.错误
[多选题]自助结算机器人的自助收票系统可实现（）等全流程业务功能。
A.智能验审
B.扫描识别
C.智能分拣
D.发票自动认证
[单项选择]A. It is dangerous for thieves to drink coffee.
B. All the people who go to a coffee shop are bad.
C. Bad men are foolish if they talk too much.
D. Thieves like to rob coffee shop.
[多项选择]下列属于会计档案的有( )。
A. 会计档案保管清册
B. 固定资产卡片
C. 银行存款余额调节表
D. 会计档案管理制度
[填空题]绝缘配合的核心问题是确定各种电气设备的（），通常以各种耐压试验所用的试验电压值来表示。
[单选题]进行心肺复苏法时，如有担架搬运伤员，应该持续做心肺复苏，中断时间不超过（）s。
A.5
B.10
C.30
D.60
[简答题]Section D
One of the great seafaring eccentrics, Tristan Jones, died in 1995 at the age of 71. Like Long John Silver, he had lost a leg—though in his case the replacement was made of plastic. His sole crew on his many voyages: was Nelson, a three-legged, one eyed Labrador. He never had much money, recognition or fame, but he has been called the greatest lone sailor of our age.
Tristan Jones was born at sea, on his father’s ship as it rounded Cape Horn. Though brought up in Wales, he spent most of his life sailing boats single-handedly’, and went four times round the world. He claimed to have sailed 400, 000 miles, mostly alone, and held dozens of records.
He went to sea when he was fourteen and was sunk three times before his nineteenth birthday. During the war he served as a stoker on the battleship Warspite, rising to petty officer three times, but each time being demoted to stoker—"for fighting," he said. Disabled out of the Navy when guerrillas blew up hi
[单选题]检查远端肾小管功能的试验是
A.血肌酐测定
B.尿微量白蛋白测定
C.酚红排泌试验
D.尿β-微球蛋白测定
E.浓缩-稀释试验
[多选题]加压前应认真检查校验接线，使用规范的短路线，表计（ ）及仪表的开始状态均正确无误，经确认后，通知所有人员离开被校设备，并取得校验负责人许可，方可加压。加压过程中应有人监护并呼唱。互感器现场校验作业人员在全部加压过程中，应精力集中，随时警戒异常现象发生，操作人应站在绝缘垫上。
A.倍率
B.量程
C.调压器零位
D.电压
[单项选择]患者女，57岁。耳道溢液伴有耳痛、听力下降3个月余。查体：体温36.4℃，呼吸20次／分，脉搏94次／分，血压120／70mmHg，外耳道见肉芽样新生物，质脆易出血，颈深上淋巴结肿大。如果外耳道新生物取活检后病理考虑为恶性肿瘤，最常见的病理类型是（）
A. 鳞状细胞癌
B. 腺癌
C. 黑色素瘤
D. 横纹肌肉瘤
E. 耵聍腺癌
[单项选择]一棵二叉树中共有70个叶子结点与80个度为1的结点，则该二叉树的总结点数为______。
A. 219
B. 221
C. 229
D. 231
[填空题]机车、动车及各种车辆上方的接触网设备未停电并办理 ( ) 前，禁止任何人员攀登到车顶或车辆装载的货物上。
[单项选择]"Before the operation, I would look at someone and all I could see for their face was jelly," says Jonathan Wyatt "Now, I can see people"s faces." The 66-year-old is one of six people in the world to receive gene therapy for a【C1】______ type of inherited eye disease【C2】______ choroideremia (an eye disease). The first published【C3】______ of the trial, released today, suggest that【C4】______ people"s genes can stop the disease from causing blindness—and【C5】______ sight in those whose vision has become【C6】______. Choroideremia is caused by【C7】______ in the CHM gene In those who have the disease, a 【C8】______ of REP-1 means that cells in the eyes stop working and slowly begin to【C9】______ causing blindness. Enter gene therapy, which uses a virus to insert a【C10】______ copy of a gene into cells with a gene defect and could【C11】______ be used to treat many genetic conditions. Robert MacLaren of the University of Oxford and his colleagues decided to see if it could【C12】______ choroideremia. Starting two years ago with Wyatt, they【C13】______ a virus carrying a corrective copy of the CHM gene into the eyes of people with choroideremia Today the team【C14】______ that of the six people who received the treatment six months【C15】______ or longer, all have described【C16】______ in their vision. Still, the long-lasting effects of the treatment remain【C17】______. Wyatt had the treatment first, so can【C18】______ that the benefits seem to last two years, 【C19】______ he"s just one case. The treatment also can"t replace cells that have been【C20】______ destroyed.【C1】
A. common
B. ambiguous
C. rare
D. simple
[单选题]《道岔保养质量评定标准》规定:轨距、水平、轨向、支距、高低超过经保养标准容许偏差,每处扣( )分。
A.4
B.5
C.6
D.7
[单项选择]根据企业会计准则及其相关规定，属于静态会计报表的是（）。
A. 利润表
B. 所有者权益变动表
C. 资产负债表
D. 现金流量表
[单选题]公司要求离职承包的网格长必须成立具备()的经营主体
A.经营资格
B.销售资格
C.合法用工资格
[判断题] 扑救影剧院火灾,往往受到现场条件、救援对象和内攻环境等因素的影响,增加了灭火战斗行动的艰巨性和困难性 (0..5.)
A.正确
B.错误
[单项选择]转线作业时首尾检车员确认横越股道两头安全后，由（）通知通过。
A. 付工长
B. 首部检车员
C. 尾部检车员
D. 值班员
[单项选择]表面式凝汽器按冷却水的流程分类有（）流程
A. 单、双、三
B. 单、双、三、四
C. 单、双、三、多
D. 双、三、多
[单选题]晶体管工作在放大区时,发射结处于( )。
A.正向偏置
B.反向偏置
C.iE偏或反偏
D.不能确定
[判断题]语言文明。使用文明服务用语，坚持使用普通话，做到自然、规范、标准，无“生、冷、硬、脏”等不文明用语现象。说话和气，“请”字当头。
A.正确
B.错误
[单项选择]转K4型侧架立柱磨耗板采用的钢材的材质为（）
A. 45号
B. 35号
C. 50号
D. 55号
[单选题]对于两相短路的复合序网络是由（ ）组成的。
A.正序和负序串联
B.负序和零序串联
C.正序、负序、零序并联
D.正序、负序并联，再和零序串联
[单选题]交流高压真空接触器-熔断器组合电器当一相或多相熔断器熔断时在( )作用下,可实现自动分闸。
A.继电保护构
B.电动力
C.熔断器撞击器
[判断题]当两台阻抗电压不等的变压器并联运行时,阻抗电压大的变压器满载,阻抗电压小的变压器就要欠载。
A.正确
B.错误
[判断题] 梁体混凝土施工时,振捣以表面泛浆、不再沉落、无明显气泡为准,当混凝土表面出现“假凝”现象时,可以局部洒水提浆收面。( )
A.正确
B.错误
