[单选题]碳刷与换向器呈同圆弧面接触，接触面积不少于炭刷面的3/4，工作时应无过大火花，炭刷长度不小于炭刷全长的( )。
A.44259
B.44260
C.44230

[单选题]Internet通过()将计算机与网络互联在
A.A:网桥
B.B:主机
C.C:路由器
D.D:网卡

[单项选择]int型public成员变量MAX LENGTH，该值保持为常数100，则定义这个变量的语句是( )。
A. publicintMAX_LENGTH=100
B. finalintMAX LENGTH=100
C. publicconstintMAX_LENGTH=100
D. publicfinalintMAX_LENGTH=100

[简答题]石膏的功效，

[单项选择]患者男性，4岁，胸骨左缘第2肋间收缩期杂音，第二心音亢进呈固定分裂，治疗方法是（）
A. 尽早手术
B. 学龄前手术
C. 6～12岁手术
D. 成人期手术
E. 药物治疗

[填空题]当进路上的有关道岔开通位置不对或 () 未关闭时,防护该进路上的信号机不能开放。

[判断题]客户可于产品到期日支取利换金个人黄金理财计划理财本金。
A.正确
B.错误

[判断题]在乳液聚合中,乳化剂不参加聚合反应,但它的存在对聚合反应(聚合反应速率和聚合物的分子量)有很大影响。( )
A.正确
B.错误

[单项选择]

American doctors say mothers who smoke cigarettes may slow the growth of their children’ s lungs (肺). They said reduced lung growth could cause the children to suffer breathing problems and lung diseases (疾病) later in life. Doctors studied more than 1 100 children between the ages of five and nine. The mothers of some of the children smoked; the other mothers did not. Doctors tested the children once a year for five years to see how fast their lungs were growing. The test measured the amount of air the children could blow out of their lungs in one second. Children should be able to blow out more air each year because their lung-power increases as their lungs develop. But the doctors found that the lungs of the children whose mothers smoked had not developed as fast as they should. Doctors are not sure when the mothers’ smoking affected (影响) the children’s lungs. They say it could have happened before birth because the mothers smoked during pregnancy (怀孕) or it c
A. Ten times.
B. Five times.
C. Once.
D. Twice.

[单选题] 设在制动控制装置内，由给排阀杆、供给阀、复位弹簧等构成。
A.高度调整阀
B.中继阀
C.ADD阀
D.止回阀

[简答题]急性链球菌感染后肾小球肾炎的诊断。

[单选题]作业前，(???)应对机具进行检查，机具状态不良或安全附件失效的机具严禁上线使用。
A.工长
B.班长
C.防护员
D.机具使用人员

[判断题]并联谐振可产生大电流。
A.正确
B.错误

[单项选择]关于高渗性缺水，下列哪项是错误的
A. 中度缺水的缺水量为体重的4%～6%
B. 血清钠为150mmol/L以上
C. 病人通常无口渴
D. 治疗给予5%葡萄糖溶液或低渗盐水
E. 纠正缺水时，还需适当补钠

[单选题]凡具有预防、治疗和诊断疾病或调节生理功能，符合药品质量标准并经药品管理部门批准的化合物，称为(　　)
A.化学药物
B.无机药物
C.有机合成药物
D.天然药物
E. 药物

[名词解释]沉降

[单选题]SS4型电力机车的牵引电动机采用的是（ ）牵引电动机。
A.ZD105型
B.ZD115型
C.ZD109C型
D.ZQ800-1型

[单项选择]（）的发表，使雨果成为浪漫主义运动的领袖。
A. 《克伦威尔•序言》
B. 《巴黎圣母院》
C. 《笑面人》
D. 《东方集》

[判断题]无缝线路综合维修计划，宜以单元轨条为单位安排作业。
A.正确
B.错误

[单选题]湖南紧压茶是以湖南(　　)为主要原料。
A.晒青毛茶
B.黑毛茶
C.老青茶
D.普洱散茶

[单选题]商品经济是以交换为目的而进行生产的经济形式，它是一定社会历史条件的产物。以私有制为 基础的商品经济的基本矛盾是
A.生产社会化和生产资料资本主义私人占有之间的矛盾
B.私人劳动和社会劳动的矛盾
C.无产阶级和资产阶级的矛盾
D.商品使用价值和价值之间的矛盾

[单项选择]降低血糖的激素是（）。
A. 甲状旁腺激素
B. 生长激素
C. 胰岛素
D. 糖皮质激素
E. 绒毛膜促性腺激素

[单选题] 断路器的额定电流是指在规定环境温度下,断路器长期允许通过的( )
A. 最小工作电流
B.短路电流
C.最大工作电流

[多项选择]我国公民申请普通护照，应当提交本人的（）。
A. 居民身份证
B. 户口簿
C. 工作证明
D. 近期免冠照片
E. 申请事由的相关资料

[单选题]电源是将其他能量转换为()的装置。
A.电压
B.电量
C.电能

[判断题]机器人实际上是不变资本，其价值不会增殖。
A.正确
B.错误

[多选题] 各二级单位指标来源包含:( )
A.集团运营部年度制定的指标
B.集团下达的硬仗和重点任务
C.单位内部的难点痛点
D.行业对标改进的方向

[单选题]目前()型五防功能高压开关柜已获得普遍应用。
A.GG-2A
B.GG-2A(F)
C.GG-1 A
D.GG-1 A(F)

[单项选择]在进度控制过程中我们经常以实际值与( )对比。
A. 进行计划值
B. 关键线路计划值
C. 网络图计划值
D. 进度目标值

[单项选择]双轨运输巷中，两列列车最突出部分之间的距离，对开时不得小于（）.
A. 0.1m
B. 0.2m
C. 0.3m

[单项选择]关于证券营业部经纪业务的规范管理，下列说法不正确的是（）
A. 营业部后台电脑管理、会计核算与经纪业务操作等部门的人员要严格分开
B. 资金存取和其他岗位不得合并
C. 电脑人员可兼任清算员
D. 营业部工作人员应遵纪守法、规范操作、自觉维护客户权益

[单选题]蛋白质分子在下列波长中具有特异性吸收光谱的是（ ）。
A.215nm
B.260nm
C.280nm
D.340nm
E.360nm

[填空题]

[单选题]《普速铁路行车组织规则》中规定，开行军用列车条件之一是：物资车( )辆以上，但列车换长不得超过列车运行区段换长和牵引定数的规定。
A.10
B.18
C.40
D.36

[单项选择]

Brighton is a popular seaside town on the south coast of England. Not long ago, some policemen were very (21) . There (22) several serious accidents (23) by motorists driving too fast. The police started to set up a speed trap(速度监视器). They measured (24) of 88 yards on a straight road and watched to see (25) a car took to (26) that far. They knew that if a car took six seconds, it was traveling faster (27) the (28) limit of 30 miles an hour.
When the policemen were ready, they did (29) a hedge(树篱) and started to (30) passing cars. During their first half an hour, they caught five drivers. The policemen wrote down the (31) of each car and the name and address of the (32) . But for the next half an hour the policemen didn’t see anybody (33) too fast. They thought that this was very (34) . One of them drove a quarter of a mile along the road and saw two students (35) A. breaking up
B. holding up
C. folding up
D. stopping up