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1、2015 年下半年云南省维修电工技师理论考试试题一、单项选择题（共25 题，每题 2 分，每题的备选项中，只有1 个事最符合题意）1、X6132 型万能铣床线路采用沿板面敷设法敷线时，应采用_。A塑料绝缘单心硬铜线B塑料绝缘软铜线C裸导线D护套线2、自动往返控制线路需要对电动机实现自动转换的（）控制才能达到要求。A自锁B点动C联锁D正反转3、八极三相异步电动机的定子圆周对应的电角度为_。A360 B1080 C1440 D2880 4、敷设电线管时，当管线长度超过_时，应在管线中间装设分线盒或接线盒。A12m B20m C30m D45m 5、晶体管的集电极与发射极之间的正反向阻值都应大于_，
2、如果两个方向的阻值都很小，则可能是击穿了。A0.5kB1kC1.5kD2k6、三相电动机自耦降压起动器以80%的抽头降压起动时，电机的起动转矩是全压起动转矩的 _%。A36 B64 C70 D81 7、电流流过负载时，负载将电能转换成_。A机械能B热能C光能D其他形式的能8、在开始功螺纹或套螺纹时，要尽量把丝锥或板牙方正，当切入_圈时，再仔细观察和校正对工件的垂直度。A01 B12 C23 D34 9、三相半波可控整流电路其最大移相范围为150，每个晶闸管最大导通角为_。A60B90C120D15010、中间继电器的基本构造（）。A由电磁机构、触头系统灭弧装置、辅助部件等组成B与接触器基本相同
3、，所不同的是它没有主辅触头之分且触头对数多，没有灭弧装置C与接触器完全相同D与热继电器结构相同11、绕组线头焊接后，要（）。A清除残留焊剂B除毛刺C涂焊剂D恢复绝缘12、电器按工作电压分 _两大类。A高压电器和低压电器B一般电压电器和特低电压电器C中压电器和高压电器D普通电压电器和安全电压电器13、电动机是使用最普遍的电气设备之一，一般在70%-95%额定负载下运行时_。A效率最低B功率因数小C效率最高，功率因数大D效率最低，功率因数小14、计算机集成制造系统的功能不包括_。A经营管理功能B工程设计自动化C生产设计自动化D销售自动化15、振荡回路中电流大，且频率较高。在此回路中所采用的紧固件，
4、最好为_。A电磁材料B绝缘材料C非磁性材料D磁性材料16、X6132 型万能铣床线路左、右侧配置电箱控制板时，要注意控制板的_，使文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6
5、L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN
6、3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S
7、2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5
8、X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10
9、G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 H
10、F1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10
11、P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2它们装上元器件后能自由进出箱体。A尺寸B颜色C厚度D重量17、微处理器一般由中央处理单元(CPU)、_、内部数据存储器、接口和功能单元(如定时器、计数器)以及相应的逻辑电路所组成。AE2PROM BRAM CROM DEPROM 18、专用继电器可根据电量或非电量的变化，接通或断开小电流_。A主电路B主电路和控制电路C辅助电路D控制电路19、锯齿波的形成则主要靠晶体管V12、电容 C2、电阻 R5、电位器 RP 组成的_电路。A微分B积分CR
12、C 耦合DRC 并联20、带电灭火应使用不导电的灭火剂，不得使用_灭火剂。A二氧化碳B1211 C干粉灭火剂D泡沫灭火剂21、三相变压器铭牌上的额定电压指_。A原副绕组的相电压B原副绕组线电压C变压器内部的电压降D带负载后原副绕组电压22、室外配线跨越通车通道时，不应低于_m。A2 B3.5 C6 D6.5 23、根据 _分析和判断故障是诊断所控制设备故障的基本方法。A原理图B逻辑功能图C指令图D梯形图24、电流的方向就是 _。A负电荷定向移动的方向文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9
13、L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1
14、V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1
15、W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:
16、CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G
17、3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 Z
18、N5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V
19、10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2B电子定向移动的方向C正电荷定向移动的方向D正电荷定向移动的相反方向25、由于变压器一次、二次绕组有电阻和漏感，负载电流通
20、过这些漏阻抗产生内部电压降，其二次侧端 _随负载的变化而变化。A电流B电阻C电容D电压二、多项选择题（共25 题，每题 2 分，每题的备选项中，有2 个或 2 个以上符合题意，至少有 1 个错项。错选，本题不得分；少选，所选的每个选项得0.5 分）1、进行多股铜导线的连接时，将散开的各导线隔根对插，再把张开的各线端合拢，取任意两股同时绕 _圈后，采用同样的方法调换两股再卷绕，依次类推直至绕完为止。A25 B35 C45 D56 2、低压电缆的屏蔽层要 _，外面要有层，以防与其他接地线接触相碰。A接零B绝缘C接地D一端接地3、定时器相当于继电控制系统中的延时继电器。F-40 系列可编程序控制器最
21、小设定单位为 _。A0.1s B0.2s C0.3s D0.4s 4、绘图时，特征符号表示()。A表面粗糙度B直径的尺寸公差等级C圆柱面、轴线的同轴度D基准5、晶闸管中频电源可能对电网50Hz 的工频电压波形产生影响，必须在电源进线中采取 _措施来减小影响。A耦合B隔离C整流D滤波6、若固定栅偏压低于截止栅压，当有足够大的交流电压加在电子管栅极上时，管子导电时间小于半个周期，这样的工作状态叫_类工作状态。A甲文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:C
22、N3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3
23、S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN
24、5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V1
25、0G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6
26、HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A1
27、0P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档
28、编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2B乙C甲乙D丙7、阅读电气安装图的主电路时，要按_顺序。A从下到上B从上到下C从左到右D从前到后8、回转运动的定位精度和重复分度精度属于数控机床的_精度检验。A切削
29、B几何C定位D联动9、拆除风扇罩及风扇叶轮时，将固定风扇罩的螺钉拧下来，用木锤在与轴平行的方向从不同的位置上 _风扇罩。A向内敲打B向上敲打C向上敲打D向外敲打10、使用 PF-32数字式万用表测50mA 直流电流时，按下 _键，此时万用表处于测量电流状态。AS1 BS2 CS3 DS8 11、钻床是一种用途广泛的 _机床。A铰孔B通用C扩孔D钻孔12、F 系列可编程序控制器中回路串联连接用_指令。AAND BANI CORB DANB 13、_适用于单机拖动，频繁加、减速运行，并需经常反向的场合。A电容式逆变器B电感式逆变器C电流型逆变器D电压型逆变器14、西门子 SIN840C 控制系统可
30、实现 _插补。A3D B4D C3G 文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6
31、 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A
32、10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文
33、档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9
34、J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9
35、L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1
36、V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1
37、W6L6 HF1V10V10G9L7 ZN5X9J10G3S2D4G 15、在商业活动中，不符合待人热情要求的是_。A严肃待客，表情冷漠B主动服务，细致周到C微笑大方，不厌其烦D亲切友好，宾至如归16、在 CA6140型车床的调试前进行准备时，测量线路对地电阻是否大于_M。A0.5 B1 C2 D3 17、晶体二极管正偏导通时，外电场_。A与 PN 结内电场方向相反，扩散运动加强B与 PN 结内电场方向相同，漂移运动加强C与 PN 结内电场方向相同，扩散运动减弱D与 PN 结内电场方向相反，漂移运动减弱18、直接起动时的优点是电气设备少、维修量小和_。A线路简单B线路复杂C起动转矩小D起动电流
38、小19、日光灯启辉器的作用是 _。A辉光放电B产生热效应C产生光电效应D电磁感应20、感性负载(或电抗器)之前并联一个二极管，其作用是_。A防止负载开路B防止负载过电流C保证负载正常工作D保证了晶闸管的正常工作21、电缆线路发生故障的原因有：机械损伤、护层腐蚀、过电压和_。A过载B散热不良C超高温D过热22、以下各项中，_是构成国际多式联运的条件。A必须是全程单一的运费费率B必须有至少两种不同运输方式的连贯运输C必须使用一份包括全程的多式联运单据D必须有一个多式联运合同23、可逆电路从控制方式分可分为有_可逆系统。A并联和无并联B并联和有环流文档编码:CN3A10P1W6L6 HF1V10V1
39、0G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6
40、HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A1
41、0P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档
42、编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J
43、10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L
44、7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V
45、10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2C并联和无环流D环流和无环流
46、24、起重机上提升重物的绕线式异步电动机起动方法用_。A定子接三相调压器法B转子串起动电阻法C定子串起动电阻法D转子串频敏变阻器法25、钻夹头的松紧必须采用专用_，不准用锤子或其他物品敲打。A工具B扳子C钳子D钥匙文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6
47、 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A
48、10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文
49、档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9
50、J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9L7 ZN5X9J10G3S2文档编码:CN3A10P1W6L6 HF1V10V10G9