电视机显象管实际上是一只阴极射线管如图所示是一阴极射线管的主要构造示意图ab是偏转磁场可使电子在水平方�偏转．cd是偏转电场可使 Sketch Coloring Page

电视机显象管实际上是一只阴极射线管如图所示是一阴极射线管的主要构造示意图ab是偏转磁场可使电子在水平方�偏转．cd是偏转电场可使 Template

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sketch #2476 Asuna from SAO by sketchmaster

sketchmaster
sketch #2476 Asuna from SAO by sketchmaster

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anonymous

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tomski电视机显象管实际上是一只阴极射线管如图所示是一阴极射线管的主要构造示意图ab是偏转磁场可使电子在水平方�偏转．cd是偏转电场可使 coloring

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