... 政程序：Administrative Procedure 帧信号放大器：frame amplifier 帧象周期：frame time ...
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frame blanking amplifier 帧消隐放大器
gaussian amplifier frame 高斯标架
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The utility model relates to a color TV projection amplifier which is composed of a machine frame, guide rails, lenses, apertures, a telescopic camera obscura, a camera obscura interface, etc.
彩电投影放大器由机架、导轨、透镜、光圈、可伸缩暗箱、暗箱接口等组成。
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