China Photography - Indust 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 9582-2008 Photography - Industrial radiographic films - Determination of ISO speed, ISO average gradient and ISO gradients G2 and G4 when exposed to X-and Gamma-radiation 摄影工业射线胶片 ISO感光度，ISO平均斜率和ISO斜率G2和G4的测定（用X和γ射线曝光） - 英文版

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