focus-deflection coil的意思|示意
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focus-deflection线圈
focus-deflection coil的网络常见释义
取焦偏转线圈 ... Fixed deflection coil 固定式偏转线圈 focus-deflection coil 取焦偏转线圈 deflection coil shield 偏转线圈屏蔽 ...