热门试题:
[单选题]浸没燃烧汽化器是( )。
A.VSV
B.ORV
C.SCV
D.STV
[单项选择]咸水角表面能否形成均匀的珍珠泡,与皮坯中用油量有关,起大泡的原因之一是()。
A. 油量过少
B. 油量过多
C. 没有下油
D. 以上是
[单选题]齿轮泵启动和运转中关闭排出阀门,会使泵或管路憋坏,还可能烧坏( )。
A.齿轮箱
B.连杆机构
C.液力端
D.电动机
[单项选择]青年女性,左小腿被车轮轧伤,患肢明显肿胀,X线片示,左胫骨中段骨折,行石膏托外固定,在观察早期骨筋膜室综合征时,哪项体征更有意义()
A. 足背动脉搏动是否消失
B. 小腿及足部的皮肤温度和颜色
C. 患肢肿胀的程度
D. 有无感觉障碍
E. 患肢有无静息痛,足趾被动伸直有无障碍,伸趾时是否加剧疼痛
[多选题]电子天平的结构有
A.显示器
B.传感器
C.托盘
D.位置检测器
[简答题]简要说明改革开放后对外贸易在国民经济中的战略地位。
[判断题]矿场上油气分离器的种类很多,按内部结构可分为伞状和箱伞状分离器。( )
A.正确
B.错误
[单选题]影响人的安全行为的环境因素是( )。
A.气质、性格、情绪、能力、兴趣等
B.社会知觉、角色、价值观等
C.风俗、时尚等
D.光亮、气温、气压、温度、风速、空气含氧量等
[单项选择]
Passage Five
The fire moved very fast. The wind pushed the fire right up to the top of the trees. The people fighting the fire could not keep up.
The fire captain was worried about keeping his firefighters safe. The people who have houses were told to get out.
The fire burned twenty thousand acres along a seventy-mile strip in about fifteen hours. Hundred of people who lived there had to leave. They took as many things as they could. The .next day the firefighters wouldn’t let them back down their streets. They didn’t know if their houses were still there.
One lady was lucky. Her garage burned up, but her house did not. Across town there were only broken stones where the local Baptist church once stood.
About seventy-five people who left spent the night at the local high school. They wor- ried about their houses and waited to hear.
The Red Cross is ready to help those who have lost their homes.
The power c
A. were allowed to check their houses right away
B. were taken to see their houses
C. had to wait until the firefighters were sure the fire was out
D. helped by the Red Cross
[单项选择]系指在规定的释放介质中缓慢地非恒速释放药物的颗粒剂的是()。
A. 混悬颗粒
B. 泡腾颗粒
C. 肠溶颗粒
D. 缓释颗粒
E. 控释颗粒
[单项选择]班中遇到较危险工作任务时一定要分配()的员工去完成,一定要指定作业()人。
A. 有威信;领导
B. 业务能力强;安全监护
C. 和领导关系好;负责
D. 聪明;配合
[单选题]( )与车站值班员办理施工封锁手续,使用通信设备向现场防护员传达调度命令,通报列车运行情况。
A. 施工现场负责人
B. 驻站联络员
C. 现场防护员
D. 车站调度员
[单项选择]省级局对辖区行业内企业()进行一次抽查,()进行一次全面检查。
A. 每年;每年
B. 每半年;每半年
C. 每年;每半年
D. 每半年;每年
[单选题]胸外心脏按压法是抢救()伤员的有效方法。
A.休克
B.呼吸停止
C.心脏骤停
[单选题]电力电容器组配置的电流速断保护,动作电流可取电容器组额定电流的()倍。
A.A、1至1.5
B.B、2至2.5
C.C、3至3.5
[判断题]
国家安全机关工作人员高某到某国有企业负责人家中盗窃,所盗赃物有高档照相机一部,内有涉及国家秘密的照片。该案应由国家安全机关管辖。( )
A.正确
B.错误
[多项选择]笔记本计算机的散热方式()。
A. 键盘对流散热
B. 散热管散热
C. 温控风扇散热
D. 水冷散热
[单项选择]下列属于心的生理功能的是( )
A. 主藏血
B. 主血脉
C. 主治节
D. 主朝百脉
E. 主统血
[判断题]跨装轨排列车进行调车作业时,应全部接通制动软管,前后挂有机车时,可采用前拉后顶运行。
A.正确
B.错误
[填空题]《铁路旅客运输服务质量规范》规定,列车剩余铺位在列车办公席或()公开发售 ,公布手续费收费标准。
[单项选择]可以把所有使用DHCP协议获取IP地址的主机划分为不同的类别进行管理。下面选项列出了划分类别的原则,其中合理的是()。
A. 移动用户划分到租约期较长的类
B. 固定用户划分到租约期较短的类
C. 远程访问用户划分到默认路由类
D. 服务器划分到租约期最短的类
[单项选择]确诊伤寒常用的实验室检查是()
A. 血培养
B. 肥达反应
C. 粪便培养
D. 粪便镜检
E. 胆汁培养
[判断题]职业观念、职业态度、职业技能、职业纪律和职业作风等几方面能体现出从业人员的职业道德。
[单选题]幼儿,男,3岁,因溺水意识丧失、呼吸心跳停止,照护者在心肺复苏时,评估呼吸和大动脉搏动情况的时间不应超过( )(1分)
A.5秒钟
B.10秒钟
C.15秒钟
D.20秒钟
E.30秒钟
[单选题]患者男,自感全身不适,前来就诊。门诊护士巡视时发现他面色苍白,出冷汗,呼吸急促,主诉腹痛剧烈,急诊医生处理后,李先生留住急诊观察室。在评估患者时,下述哪项是客观资料
A.腹痛难忍
B.感到恶心
C.睡眠不佳
D.心慌不适
E.面色苍白
[单项选择]Sharks
Sharks are amazing fish that have been around since long before the dinosaurs existed. They live in waters all over the world, in every ocean, and even in some rivers and lakes.
Sharks and bony fish
Unlike bony fish, sharks have no bones; their skeleton is made of cartilage (软骨), which is a tough, fibrous substance, not nearly as hard as bone. Cartilage, a strong fibrous (纤维的) substance, is softer than bone; our nose and ears are made of cartilage. Sharks also have no swim bladder (unlike bony fish).
Size
There are many different species of sharks that range in size from the size of a person’s hand to bigger than a bus. The Whale shark is the largest fish in the world; the basking shark is the second largest fish. Fully-grown sharks range in size from 7 inches long (the Spined Pygmy shark), up to 50 feet long. Most sharks are intermediate in size, and are about the same size as people, 5-7 feet long. Half of the shark species are u
A. The passage tells us the habitat and migration of sharks.
B. The passage tells us why sharks are dangerous to people.
C. The passage introduces the evolutional process of sharks.
D. The passage introduces the basic information about sharks.
[判断题]在有感应电压的线路上测量绝缘电阻时,应采取可靠绝缘措施后方可进行。( )
A.正确
B.错误
[单选题]1.11 经公安机关破案发还的被盗抢且已向原机动车所有人理赔完毕的机动车,其来历证明是________。
A.《权益转让证明书》
B.二手车交易发票
C.公证书
D.《民事调解书》
[单项选择]调度集中系统的主要功能是调度员对所辖区段内的信号设备进行(),对列车运行进行直接指挥和管理。
A. 集中管理
B. 集中控制
C. 集中操作
D. 集中指挥
[多选题]按照制动力的形成方式,制动方式可分为 。
A.非粘着制动
B.粘着制动
C.摩擦制动
D.轨道涡流制动
[单选题]下列行政处罚决定不能成立的有
A.超过法定处罚种类和幅度给
予的行政处罚
B.不具有行政处罚主体资格的
单位给予的行政处罚
C.作出行政处罚决定前拒绝听
取当事人陈述和申辩
D.应当告知当事人可以要求听
证的案件而没有告知
[多选题]党的执政水平和执政成效都不是由自己说了算,必须而且只能由人民来评判,最终要看哪三个方面?( )
A.人民生活是否真正得到了改善
B.人民幸福是否真正得到了巩固
C.人民是否真正得到了实惠
D.人民权益是否真正得到了保障
[判断题] 加压式常规取芯工具中,岩芯筒由内筒和外筒组合而成,内筒包括内岩芯筒和悬挂总成。
A.正确
B.错误
[单选题]消除毒性弥漫性甲状腺肿症状,不降低甲状腺分泌甲状腺激素的药物是:
A.甲基硫氧嘧啶
B.心得安
C.碘剂
D.131I
E.碳酸锂