帧图象变形, 抛物线形场弯曲校正信号的英文

frame bend

• 图:    picture; chart; dr ...
• 变形:    be out of shape; b ...
• 抛物线:    para-curve; parabo ...
• 形:    form; shape
• 场:    a level open space ...
• 弯曲:    winding; meanderin ...
• 校正:    check; correction; ...
• 信号:    signal; semaphore; ...