热门试题:
[判断题]在供配电系统和设备自动系统中，刀开关通常用于电源隔离。
A.正确
B.错误
[单选题]任何人不得变更有关检修设备的运行接线方式。供电方、客户方当中的任何一方不得擅自变更安全措施，工作中如有特殊情况需要变更时，应先取得（）的同意并及时恢复。变更情况及时记录在值班日志及工作票内。
A.对方
B.工作许可人
C.工作负责人
D.专责监护人
[单项选择]在压电式超声波探头中,常用的压电材料有（ ）钛酸钡、锆钛酸铅和偏铌铅.
A. 镍钛合金
B. 锰钢
C. 碳钢
D. 石英
[填空题]NETWORK YOUR WAY TO SUCCESS
That (0) ... saying, ’It’s not what you know, it’s who you know’ sums up what may well be the most important (19) ... of climbing the business ladder. Diligence, competence and experience are fine (20) ..., but they are not enough.
While this is no great secret, the fact (21) ... that skilled workers are few and (22) ... between - get business success depends on informal networking and sociologists have (23) ... that the majority of top jobs in the US are obtained through it. A vast (24) ... of jobs are never advertised and of those that are, many have already been (25) ... to someone known to the company. These processes (26) ... not just to industry but to the government and public sector as well.
Potentially, colleagues, superiors, business friends, customers, suppliers can (27) ... a networker with information, addresses and open doors that. make the difference between stagnation and a rapid rise. Nonetheless, as a communicati
[单选题]高载能客户及信誉等级较低的非高载能客户要严格执行（ ）结算制，信誉等级低的风险客户，要进一步缩短结算周期，切实防范电费风险。
A.5天
B.3天
C.6天
D.10天
[单选题]茶炉室及保温桶应____，公用水杯应消毒。
A.A:认真管理
B.B:及时加锁
C.C:离人加锁
D.D:加锁管理
[单项选择]
|
女性，35岁，停经42天，阴道不规则少量淋漓出血10余天。诊断性刮宫，病理报告为“蜕膜组织，未见绒毛”。 |
以下哪项辅助检查最快速、准确
A. 尿妊免试验
B. B超检查
C. 血HCG
D. 腹腔镜检查
E. 宫腔镜检查
[单项选择]关于系统误差说法错误的是（）
A. 对称法是消除线形系统误差的有效方法
B. 周期法是消除周期性系统误差的最常用方法
C. 消除定值系统误差方法有：替代法、交换法
[单选题]中队应( )组织对执勤灭火防护服进行查验。
A.每周,
B.每月,
C.每季度,
D.每天
[多选题]给水调节阀检修时要注意：（ ）。 [1分]
A.无杂物堵住传动部位，传动装置灵活、可靠
B.窗口要对正且符合要求
C.调整曲线呈线性关系
D.阀瓣径向间隙控制在一定范围，一般在0.05～0.15mm左右
[判断题]高级管理层处在声誉风险管理的第一线，应当随时了解各类利益持有者所关心的问题，并且正确预测其对商业银行的业务、政策或运营调整可能产生的反应。( )
[单选题]已支付，未换取纸质车票的互联网旅游团体票，可于（ ）在平台办理退票。
A.开车前
B.开车前30分钟前
C.开车票2小时前
D.开车前48小时前
[判断题]道岔日常保持状态评定合格率属于线路设备状态和线路日常保持状态的主要技术指标。《修规》第2.5.2条
A.正确
B.错误
[简答题]《铁路旅客运输规程》（铁运〔1997〕101号）规定，行包变更运输应如何办理？
[填空题]停留车在线路头部时的预告手信号是拢起的手信号旗或用<--NRC-->。
[填空题]下面是用简化段定义编写的程序，其功能是将数据段中20个字节的数组移入20个字的字表中，要求每个字节元素作为字表中的高位字节。在横线处填入适当的指令，使程序能完成预定的功能。
．MODEL SMALL
．586
．STACK 200H
．DATA
BYTE TAB DB 20 DUP（ ）
WORD TAB DW 20 DUP（ ）
CODE
MOV AX，______
MOV DS，AX
XOR ESI，ESI
NEXT: MOV AX，______
MOV AH，BYTHTAB [ESI]
MOV WORD_TAB [ESI * 2]，AX
INC ESI
CMP ESI，20
JB NEXT
MOV AX，4C00H
INT 21H
END STAR
[填空题]（）方法的线芯绞合结构稳定，电力电缆大都采用这种绞合方法。
[单项选择]钙拮抗药对下列哪组平滑肌最敏感：
A. 动脉
B. 泌尿道
C. 静脉
D. 胃肠道
E. 子宫
[单项选择]据一项统计显示，在婚后的13年中，妇女的体重平均增加了15公斤，男子的体重平均增加了12公斤。因此，结婚是人变得肥胖的重要原因。
为了对上述论证做出评价，回答以下哪个问题最为重要？（）
A. 为什么这项统计要选择13年这个时间段作为依据为什么不选择其他时间段，例如为什么不是12年或14年
B. 在上述统计中，婚后体重减轻的人有没有如果有的话，占多大的比例
C. 在被统计的对象中，男女各占多少比例
D. 上述统计是何时、何地、何人策划的
E. 在上述13年中，处于相同年龄段的单身男女的体重增减状况是怎样的
[单选题]蜗杆传动通常用于两轴交错成()的传动
A.45°
B.90°
C.30°
D.60°
[填空题]《中国铁路上海局集团有限公司普速铁路客运非正常情况应急处置办法》（上铁客〔2018〕354号）规定，列车发生旅客食物中毒事件时列车工作人员要加强车厢巡视，采取措施稳定旅客情绪，维护现场秩序，立即<--NRC-->可能导致旅客中毒的食物，保护好现场，并采取措施追回已售出的可疑食物，防止事态扩大。
[填空题]When the sun started to set, Jim headed
for home. He had hunted long enough. Just then
he saw there was, 30 feet in front of him, a wolf.
Jim looked around. There were other wolfs in the (76)
woods in his right, who were waiting for their (77)
leader move. The boy did not lift his gun. His (78)
heart beaten like a drum (鼓). Jim walked on (79)
with the leader wolf in front and others behind .following him. (80)
The leader wolf was full of the fright in back of Jim. Suddenly Jim (81)
turned back and shot at the front wolf. Then the others (82)
stopped short, and Jim started to run. He looked back (83)
and saw the beasts stand around the dead body of (84)
their leader. Without their leader, they were (85)
so brave.
[单选题]申请人隐瞒有关情况或提供虚假材料的，（ ）不得再次申请。
A.年度内
B.1年内
C.2年内
[简答题]《空压机运行方式暂行规定》规定的运行方式有哪几种?
[单项选择]
Black people were first taken to North America as slaves in the seventeenth century. Sold by Arab or Mrican slave-traders in West Mrica, they were on the tobacco, sugar and cotton plantations.
Towards the end of the eighteenth century, more and more people began to condemn (谴责) slavery, but it was not until after the bitter Civil war-between the Northern and Southern states of America that is was abolished there. In 1865 the 13th Amendment to the Constitution gave blacks the right to live and work where they liked. Then ,in 1867, came further legislation (立法)guaranteeing citizenship and other civil rights.
However, there were setbacks almost immediately. The Supreme Court declared the civil rights legislation of 1867 unconstitutional and a number of new segregation (种族隔离)laws were enacted. Consequently ,as more and more blacks deserted the rural areas in search of work in the cities, they found themselves forced to .live in areas with the worst housing and
A. come into being
B. stopped
C. begun
D. reduced
[判断题]对外出售重要空白凭证应坚持先收款后办理的原则。
A.正确
B.错误
[多选题]钢管应平直光滑，浚有裂缝、结疤、分层、( ) 和较深的划痕。
A.错位
B.硬弯
C.毛刺
D.压痕
E.锈蚀
[判断题]组合柜（架）接地线必须与柜体连接可靠，连接线不形成环状。
A.正确
B.错误
[填空题]桥梁分项状态评定分为三级病害，其中一级为（ ）
[多选题]放射式配电网络的特点是（）。
A.配电线可根据用户随时扩展就近接电
B.维护方便
C.供电可靠性高
D.保护简单
[多选题]铁路局要加强动车组在高铁车站存放期间的（ ）、绝缘子擦拭及应急处置等作业管理。
A.吸污上水
B.防溜管理
C.防冻保温
D.融冰除雪
[单选题]单选题：根据《自动售检票设备大面积故障应急预案》,站务1/2救援队的事发车站人员（ ）分钟之内赶到事发现场。
A.3
B.5
C.10
D.15
