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【多选题】
使用摇表注意事项有（）。
A.
使用将摇表置于水平位置
B.
使用前先空载摇测检验仪表指示正确，使用时接线要正确，端要拧紧
C.
使用摇表测量绝缘时，被测物必须与其他电源断开，测量完毕应将被测物充分放电
D.
摇表摇把在转动时，其端不允许短路，而摇测电容器时把转动的情况下，将接线断开，以免造成反充电损坏仪表
E.
摇测时应注意防止触电，手摇速度开始的要慢，逐渐均匀加速至每分钟120转
F.
按被测物要求选择合适的控表电压
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