用于校准剂量仪和剂量率仪及确定其能量响应的 X和γ参考辐射 第2部分:辐射防护用的能量范围为 8keV～1.3MeV 和 4MeV～9MeV 的参考辐射的剂量测定

X and gamma reference radiation for calibrating dosemeters and doserate meters and for determining their response as a function of photon energy--Part 2:Dosimetry for radiation protection over the energy ranges 8keV to 1.3 MeV and 4MeV to 9MeV