
Protective Devices Against Diagnostic Medical X-radiation - Part 1: Determination Of Attenuation Properties Of Materials (iec 62b/825/cd:2011)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Protective Devices Against Diagnostic Medical X-radiation - Part 1: Determination Of Attenuation Properties Of Materials (iec 62b/825/cd:2011)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻