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【电视节目制作播出】
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video signal
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载有语言、音乐和音效的声波频率及幅度变化,以及活动图像的亮度及色度等信息,符合相关标准或格式要求的电信号。
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ventilation capacity calculation
ventilation control combustion
ventilation control during mine fires
ventilation door
ventilation drift
ventilation factor
ventilation for deep open pit
ventilation for radon discharge
ventilation induced diaphragm dysfunction
ventilation methods
ventilation networks conditioning
ventilation networks solving
ventilation of concentrators
ventilation of exploratory tunnel
ventilation of tunnel and underground
ventilation/perfusion ratio
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ventilation safety testing
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ventilation wall
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ventilation with underground air
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