短语词组短语band scrambling 频带置乱aircraft scrambling 飞机紧急起飞chaotic scrambling 混沌置乱position scrambling 位置置乱nage scrambling 图像置乱Scrambling Coefficient 置乱系数dual scrambling 双重置乱scramble for 争夺；勉强拼凑 返回 scrambling