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3部分：场所剂量仪和个人剂量计的校准及其能量响应和角响应的测定

X and gamma reference radiation for calibrating dosemeters and doserate meters and for determining their response as s function of photon energy—Part 3: Calibration of area and personal dosemeters and the measurement of their response as a function of ene