China Optical printing rat GB Standards Search Result

and Chinese version GB Standards, you can purchase directly in the web page; After receive your payment, we will send the GB Standards PDF file to your Email within 1~3 days.
2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days .


	GB/T 2927-1994 Optical printing ratios forenlargement and reduction of motion-picture film images--specification 电影影片画幅放大或缩小光学印片比率技术要求 - 中英文版

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