This paper introduces the principle, construction and performances of ionization Chambers for measuring the thickness of metal and nonmetal materials.
本文介绍了测量金属及非金属材料厚度的测厚电离室系列的原理、结构及各种性能。
Both ionization Chambers are placed phantom respectively, and then carry out QA plan.
把两种电离室分别放置到调强体模中在加速器下执行验证计划。
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