... 摄像机挡光板 dowser; 摄像机导轨 camera guide rails; 摄像机电缆 camera cable; ...
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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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