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高电压技术考试复习题与答案 - 百度文库

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37϶ijŵѹзɢԵģ϶50ŵѹָڴ˵ѹ£Ӧ϶ķŵΪ50

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Rt=3179.5 34һֵࣺԽ϶̵ʱֵȻԽָɻǿҲ½㡣ڶνΪ 35һನΣйIEC׼涨4ָ1s/20s4s/10s,8s/20s30s/80sڶ涨ijηֵʱ涨Ϊ500s1000s2000s2000s3200s֮䡣 36һѹĵֱͨѹ磬ʱΪʮ뵽֣Ȼͨ϶ĻضƷŵ磬ӶƷ 37϶ijŵѹзɢԵģ϶50ŵѹָڴ˵ѹ£Ӧ϶ķŵΪ50 38׼涨

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