[单项选择]按照树脂的分子结构及其特性分为热塑性塑料和热固性塑料，热固性塑料是（）。
A. 树脂是线型或带支链型结构；具有可塑性，热变形过程可逆；成型过程只有物理变化
B. 体型网状结构；一经成型后，不再具有可逆性；成型过程既有物理变化也有化学变化
C. 线型或带支链型结构；一经成型后，不再具有可逆性，生产废料不能回收
D. 体型网状结构；具有可塑性，其变形过程是可逆的；成型过程只有物理变化

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[多选题]下列关于TCMS显示屏HMI的说法正确的是（）。
A.在TCMS显示屏HMI上可修改牵引能耗
B.在TCMS显示屏HMI上可修改运行公里数
C.在TCMS显示屏HMI上可修改辅助能耗
D.在TCMS显示屏HMI上可修改再生能耗
E.在TCMS显示屏HMI上可修改故障等级

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[多选题]一辆河南的5轴半挂ETC货车上道被误判为6轴按6轴货车发卡下道时按照6轴货车收费司机要求退费可如何办理？（）
A.司机可拨打9618968
B.司机可向现场收费人员索赔
C.司机可在再次行驶高速公路时向现场收费人员申请退费
D.司机可在手机上使用“车e兴”APP办理

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[单选题]变电站内工作中遇有下列情况应填用二次工作安全措施票：在（）的二次回路上进行拆、接线工作。
A.运行设备
B.检修设备
C.带电设备
D.停运设备
E.略
F.略

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[判断题]安全检查表法( SCL)进行危险源辨识时按照单元或装置进行划分,列出设备设施清单,同一单元或装置内介质、型号相同的设备设施可合并,不同介质的设备设施不可合并。()
A.正确
B.错误

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[简答题]45.“三不动”“三不离”的内容？

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[单选题]由RLC并联电路中，为电源电压大小不变而频率从其谐波频率逐渐减小到零时，电路中的电流值将( )。
A.从某一最大值渐变到零
B.由某一最小值渐变到无穷大
C.保持某一定值不变
D.为零

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[单选题][T]AA004515
油气藏良好的盖层是( )。
A.泥岩
B.石灰岩
C.砂岩
D.碎屑岩

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[单项选择]英文大写字母D的ASCII码值为44H，英文大写字母F的ASCII码值为十进制数( )。
A. 46
B. 68
C. 70
D. 15

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[单选题]06ZG001386 要扩大直流电压表的量程，应采用（）。
A.分流电阻
B.分流电阻
C.串联分压电阻
D.并联分压电阻

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[判断题]进行水的超净化处理、汽油超净、电子工业超净、注射液的无菌检查、饮用水的细菌检查使用孔径为0.2µm的膜。

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[单项选择]古罗马第一部散文体小说《变形记》的作者是（）
A. 西塞罗
B. 奥维德
C. 维吉尔
D. 阿普列尤斯

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[单项选择]For the people who have never traveled across the Atlantic the voyage is a fantasy. But for the people who cross it frequently one crossing of the Atlantic is very much like an other, and they do not make the voyage for the (56) of its interest. Most of us are quite happy when we feel (57) to go to bed and pleased when the journey (58) On the first night this time I felt especially lazy and went to bed (59) earlier than usual. When I (60) my cabin, I was surprised (61) that I was to have a companion during my trip, which made me feel a little unhappy. I had expected (62) but there was a suitcase (63) mine in the opposite corner. I wondered who he could be and what he would be like. Soon afterwards he came in. He was the sort of man you might meet (64) , except that he was wearing (65) good clothes that I made up my mind that we would not (66) whoever he was and did not say (67) .As I had expected, he
A. reason
B. motive
C. cause
D. sake

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[单选题]关于职业选择的意义, 的看法是()。
A.职业选择是个人的事,与社会发展要求无关
B.职业选择自由与“干一行,爱一行,专一行”相矛盾
C.树立职业理想容易导致人们在择业上不顾社会需求
D.人们有选择职业的自由,但不等于可以随心所欲地选择职业

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[判断题]职业病没有法定职业病和非法定职业病之称。
A.正确
B.错误

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[单选题]高锰钢整铸辙叉心宽40mm断面处,辙叉心垂直磨耗(不含翼轨加高部分),60kg/m及以上钢轨在除正线、到发线外的其他站线上超过( )时应及时更换。
A.6mm
B.8mm
C.10mm
D.11mm

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[填空题]

To avoid the various foolish opinions to which mankind is prone, no superhuman genius is required. A few simple rules will keep you, not from all error, but from silly error.
(66) Aristotle could have avoided the mistake of thinking that women have fewer teeth than men, by the simple device of asking Mrs. Aristotle to keep her mouth open while he counted. He did not do so because he thought he knew.
Many matters, however, are less easily brought to the test of experience. If, like most of mankind, you have passionate convictions on many such matters, there are ways in which you can make yourself aware of your own bias. (67) If someone maintains that two and two are five, or that Iceland is on the equator, you feel pity rather than anger, unless you know so little of arithmetic or geography that his opinion shakes your own contrary conviction. The most savage controversies are those about matters as to which there is no good evidence either way. Pe

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[判断题]肺内肥大细胞释放的主要介质是组胺、5-羟色胺和慢反应物质。（）

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[单项选择]满足下列哪个条件，可直接采用四格表X²检验的基本公式无需校正？（）
A. n≥40
B. T≥5
C. n≥40且T≥5
D. n≥40或t≥5
E. 没有任何限制

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[判断题]验电时，应使用相应电压等级且检验合格的接触式验电器。验电应在装设接地线或合接地刀闸（装置）处对各相分别进行。（）
A.正确
B.错误

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[多选题]根据《济南铁路局旅客列车消防安全管理实施细则》（济铁公发〔2012〕398号）规定，旅客列车消防安全管理由（）负责。
A.铁路公安机关
B.客运部门
C.车辆部门
D.安全监察部门

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[判断题]消防安全钩应定期按45000牛工作拉力作载荷检查。
A.正确
B.错误

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[单选题]在同一灭火器配置场所,宜选用相同类型和操作方法的灭火器,每个场所的灭火器数量不应少于( )具。
A.2
B.4
C.3
D.6

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