本文介绍一种组合式方形铅屏蔽室的新设计，用作同轴型高纯锗探测器的屏蔽室。
A new square lead shield room has been introduced in this article. It is used as the shield room of coaxial high-purity germanium detector.
作者研究了两类关于同轴锗探测器全能峰效率曲线的拟合公式。
In this paper, two equations which can be used to fit the efficiency curves of coaxial Germanium detectors are introduced.
提出了两种测量轴—轴同轴度的方法，均采用激光准直技术，同轴度测量仪的光电测量部件由准直激光源和位敏探测器组成。
This paper advanced two kinds of new methods for coaxality measurement, in which laser collimation technology and position sensitive detector were used.
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