
Audio,television equipment and systems-Part 5: Control,synchronization and address codes-Chapter 1: Synchronizaed operating practice of tape/visual
标准号:SJ/Z 9141.4-1987
Audio,television equipment and systems-Part 5: Control,synchronization and address codes-Chapter 1: Synchronizaed operating practice of tape/visual
标准号:SJ/Z 9141.4-1987