Câu hỏi:
30/06/2022 108
The phrase "these signals" refers to______________.
The phrase "these signals" refers to______________.
Đáp án chính xác
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Trả lời:
Giải bởi Vietjack
Đáp án B
câu trong bài “In the "sound-on-film" system, sound was recorded as a series of marks on celluloid which could be read by an optical sensor. These signals would be placed on the film alongside the image” -> như vậy: sound -> a series of marks -> placed on the film alongside the image” -> đáp án B
Nhà sách VIETJACK:
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