programmed time schedule
... programmed temperature chromatography 程控升温色谱 programmed time schedule 程序控制时间表 programmer manual 程序员手册 ...
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根据实验提供的音乐频率表和时间表，编写程序控制8254，使其输出连接到扬声器上能发出相应的乐曲。
Music provided by the experimental frequency table and schedules, programming control of 8254, its output is connected to the speakers can be issued the appropriate music.
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