flyback pulse 回扫脉冲 ; 回描脉冲

line flyback pulse 行回扫脉冲

vertical flyback pulse 垂直回扫脉冲

horizontal flyback pulse 水平回扫脉冲

Flyback Pulse Input 行回扫脉冲输入

field flyback pulse 场逆程脉冲

horizontal l flyback pulse 水平回扫脉冲

field displacement flyback pulse 场逆程脉冲