【多选题】
200下列说法正确的___
A. 终止妊娠的药品（不包括避孕药品）仅限于在获准施行终止妊娠手术的医疗保健机构和计划生育技术服务机构使用。
B. 禁止药品零售企业销售终止妊娠药品。
C. 药品生产企业不得将终止妊娠药品销售给未获得施行终止妊娠手术资格的机构。
D. 药品批发企业不得将终止妊娠药品销售给个人。
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【单选题】
电力系统中，将大电流按比例变换为小电流的设备称为___。
A. 变压器
B. 电抗器
C. 电压互感器
D. 电流互感器
【单选题】
当电力线路发生短路故障时，在短路点将会___。
A. 产生一个高电压
B. 通过很大的短路电流
C. 通过一个很小的正常的负荷电流
D. 产生零序电流
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我国规定的安全电压是___V及以下。
A. 36
B. 110
C. 220
D. 380
【单选题】
钳型电流表使用时应先用___。
A. 较大量程
B. 较小量程
C. 最小量程
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电力变压器温度监视仪所显示的温度是变压器的___温度。
A. 高压侧线圈
B. 低压侧线圈
C. 变压器的铁芯
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【单选题】
断路器可以切断的最大电流取决于该断路器的___。
A. 开断电流
B. 额定电流
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【单选题】
高压电气设备预防试验常用兆欧表的额定电压是___V。
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C. 2500
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A. 60℃
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C. 80 ℃
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运行中电压互感器二次侧不允许短路，电流互感器二次侧不允许___。
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电力线路发生故障时，本线路继电保护的反应能力，称为继电保护的___。
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当电力系统发生故障时，要求本线路继电保护，该动的动，不该动的不动称为继电保护的___。
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【单选题】
空载变压器突然合闸时，可能产生的最大励磁涌流的值大小___。
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【单选题】
所有电流互感器和电压互感器的二次绕组应___。
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【单选题】
以下保护类型中哪一个保护不会随运行方式改变而改变保护范围___。
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【单选题】
以下直流保护类型中哪一个不会启动自动重合闸功能___。
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【单选题】
以下直流保护类型中哪一个针对接触网中远距离进行保护___。
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【单选题】
以下哪一个保护类型不能作为变压器主保护___。
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【单选题】
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【单选题】
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【单选题】
工频高压试验变压器的特点是___。
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【单选题】
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【单选题】
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B. 自来水
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【单选题】
当人的皮肤被氢氧化钾侵蚀时应及时用___清洗。
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【单选题】
放电是蓄电池内化学能转化为___的过程。
【单选题】
蓄电池从外电路获得电能的过程称为___。
【单选题】
直流屏主要由充电装置、___、馈电输出组成。
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【单选题】
蓄电池的核对性充放电按规定每年进行___次。
【单选题】
阀控铅酸蓄电池深放电后应尽快___。
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B. 恢复放电
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【单选题】
受环境温度影响，阀控铅酸蓄电池使用的实际寿命___设计值。
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对馈线屏的要求是电源走向一目了然，负载名称清晰___。
【单选题】
交流失电后，蓄电池继续对控母供电，同时输出___照明电源。
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___people in the world are sending information by e-mail every day.
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【单选题】
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