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介绍利用德国 PTW- UNIDOS剂量仪与有效体积为 0 .0 15cc的针尖电离室相匹配 ,在自制的 160 mm直径的有机玻璃球形模体内测量 X( γ)刀的输出吸收剂量等剂量学参数 ,得到较满意的结果。
Introduction With the German PTW-UNIDOS dosimeter and the effective volume of 0.015 cc needle-tip ionization chamber to match the self-made 160 mm diameter plexiglass spherical mold measured X (γ) knife output dose absorbed dose and other parameters, Get more satisfactory results.