热门试题:
[多选题]扣件式钢管脚手架对地基基础及搭设质量的检査、验收内容包括()。
A.地基是否积水,底座是否松动,立杆是否悬空
B.扣件螺栓是否松动
C.安全防护措施是否符合要求
D.是否超载
E.扣件质量
[单选题]现在所用的分光器,最多可以接( )个ONU。
A.64
B.32
C.16
D.8
[简答题]某日中午,一位已订妥你酒店房间的客人要求前去接机的酒店代表先将他的两件行李送回酒店,待他晚上回店开房后再取回行李,你应如何处理?
[判断题]手抬机动消防泵一般由汽油机、单级离心泵、引水装置、手抬框架、进水部件、出水部件等组成。( )(易)
A.正确
B.错误
[单项选择]甲钴胺的使用注意事项是()
A. 警惕引起过敏性休克
B. 冷藏保存
C. 避光保存及避免热接触
D. 警惕引起皮疹
E. 监测血钾水平
[单项选择]While walking along the street, the policeman kept looking ______ the right, he found a car ______ the left.
A. to, on
B. to, to
C. on, on
D. on, to
[判断题]配电站、开闭所的环网柜可以在低负荷的状态下更换熔断器。
A.正确
B.错误
[单选题]脊髓灰质炎前驱期休息隔离的时间是( )
A..7天
B..40天
C..30天
D..14天
E..50天
[单项选择]在《中华人民共和国国家标准(GB/T4754-2002)》中,将社会经济活动划分为( )四个层次。
A. 门类、大类、中类和小类
B. 大类、中类和小类
C. 门类、大类和中类
D. 门类和大类
[多选题]典型的⼼肌梗死⼼电图改变有
A. T 波倒置
B. T 波⾼尖
C. 异常宽深的 Q 波
D. QRS 波宽⼤畸形
E. ST 段⼸背向上抬⾼
[多选题]SF6气体监测系统安装、使用说明书、维护手册、产品合格证书要求( )。
A.整洁
B.正确
C.齐全
D.与现场实际一致
[单选题]当前和今后一个时期内对我国国家安全最大、最现实的威胁就是()
A.台湾问题一拖再拖
B.“台独”分裂活动
C.使用武力解决台湾问题
D.别国干涉台湾问题
[单选题]以下哪个是二次设备()。
A.电流互感器
B.蓄电池
C.断路器
D.消弧线圈
[单项选择]与健康相关的公共政策的颁布、重大生活条件的改变、自然灾害或社会灾害等可能影响健康教育计划效果的评价,这些因素属于()
A. 选择因素
B. 回归因素
C. 时间因素
D. 霍桑效应
E. 测试因素
[单选题]( ),是我们党一切行动的根本出发点和落脚点,是我们党区别于其他一切政党的根本标志。
A.全心全意为人民服务
B.解放思想
C.以经济建设为中心
D.与时俱进
[多选题]以下货品哪些适用自动订货?
A.轻食类
B.幸运小食
C.外购饮品
D.原料类
E.包装类(部分)
[判断题]钎焊时必须施加一定的压力才能进行。
A.正确
B.错误
[单项选择]
A. our
B. its
C. your
D. their
[单项选择] Professor Meredith Thring, Professor of Mechanical Engineering at Queen Mary College, London showed off his latest invention to the Press yesterday. It is a mechanical coal miner which, he claims, could solve Britain’’s energy problems within ten years. Not that he thinks the National Coal Board will be at all interested. " I have taken my previous ideas of mechanical mining to previous Chairmen of the Board but each time nothing has happened," he said. "The Board are not thinking enough about the future. My latest idea would put the cost of coal down and produce twice as much with the same labour force. "
Professor Thring finished making his mechanical coal miner only on Sunday night. He showed the wooden model yesterday at Queen Mary College. It is rather like a giant ant, with a headlight, two TV camera "eyes" , and arms the same size and strength as human arms.
This particular coal miner, however, would only be eighteen inches tall, which would enable it to mine much
A. A kind of machine which miners ride on.
B. A machine to supply fresh air to tunnels.
C. A digging machine operated at a distance.
D. A form of metal protective clothing.
[简答题]发展社会主义民主政治,建设社会主义政治文明的重要性有哪些?
[单选题] 给客室车门电机供电的电压为( )电压。
A.380V
B. 220V
C. 110V
D. 24V
[单项选择]慢性肺心病最常见的病因()
A. 胸廓畸形
B. 肺血管疾病
C. 慢性支气管炎
D. 重症肺炎
E. 肺间质纤维化
[判断题]使用海参形复轨器复轨时必须由两个大小相同的复轨器配合使用。
A.正确
B.错误
[单项选择]
[听力原文]
Prices determine how resources are to be used. They are also the means by which products and services that are in limited supply are rationed among buyers. The price system of the United States is a very complex network composed of the prices of all the products bought and sold in the economy as well as those of numerous services, including labor, professional, transportation and public-utility services. The interrelationships of all these prices make up the system of prices in which everything seems to depend more or less upon everything else.
If one were to ask a group of randomly selected individuals to define "price," many would reply that price is an amount of money paid by the buyer to the seller of a product or service or, in other words, that price is the money value of a product or service as agreed upon in a market bargaining. This definition is, of course, valid as far as it goes. For a complete understanding of a price in any particula
A. Labor and education.
B. Transportation and insurance.
C. Utilities and repairs.
D. Products and services.
[单项选择]审核报告应当在()提交。
A. 商定的时间期限内
B. 现场审核结束后
C. 认证决定后
D. 纠正措施完成后
[单选题] 包括柜台和库房的总数量的下限用于采购报警指的是( )。
A. 库存下限
B. 库存上限
C. 柜台下限
D. 柜台上限
[单选题]颅内压高导致的头痛最典型特征
A.清晨醒来发作较多
B.与颅内高压不成正比
C.与病灶部位不完全一致
D.咳嗽喷嚏时较重
E.儿童往往不明显
[多选题]工作面突出危险性预测中采用的R指标法预测时应测定的指标为()。
A.A、S值
B.B、q值
C.C、K1值或Δh2
D.D、Δp
E.E、PA、
[判断题]341.BCU主机装设在制动屛柜的左上角,取代了以前的DKL的主机。它由PWM板、两个输出板、两个输入板、控制板、模拟板及电源板等插件组成。( )
A.正确
B.错误
[单选题]( )2018年1月1日起实施的《上海申通地铁集团有限公司运营事故调查处理管理规定》中规定,载客列车撞轧侵限物,构成()事故。
A.一般E类
B.一般B类
C.一般C类
D.一般D类
[单选题]接入高压配电网的分布式电源,并网点应安装易操作、可闭锁、具有明显断开点、可开断()的开断设备,电网侧应能接地。
A.A.短路电流
B.B.故障电流
C.C.额定电流
D.D.过负荷电流
E.略
F.略
G.略
[多项选择]下列说法中,不正确的是______。
A. 成本控制时,对所有的成本费用支出要一视同仁
B. 成本控制系统应该具有灵活性
C. 员工都有主人翁意识,会积极配合成本控制
D. 成本控制系统应该具有通用性
[判断题]精神病人在不能辨认或者不能控制自己行为的时候造成危害结果,经法定程序鉴定确认的,不负刑事责任,在必要的时候,由政府强制医疗。
A.正确
B.错误
[单选题]在Excel 2010中,删除单元格时,选中要删除的单元格或单元格区域,单击鼠标右键,在弹出的快捷菜单中执行( )命令即可实现。
A.剪切
B.删除
C.清楚内容
D.在下拉列表中选择