逐行倒相制 phase alternation line ; PAL ; phase alternation line by line ; phase alternat
逐行倒相彩色电视制式 phase alternation line ; PL phse lterntion line ; PAL phase a LTErnation line
逐行倒相制式 PAL ; Phase Alteration Line ; Phase Alternating Line
逐行倒相开关 line-by-line switch ; PAL switcher
逐行倒相彩色 phase alternation line
简单逐行倒相制接收机 simple PAL receiver
逐行倒相彩色电视 phase alternation line color television
复合逐行倒相制信号 composite pal signal
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