本文给出了圆面探测器对圆面源的几何因子的一元积分形式。
The solid angle for a disc source parallel to a disc detector has been determined using a one dimension integral.
它由标准光源，积分球，双光栅单色仪，探测器及电子学—计算机系统组成。
It consists of standard sources integrated sphere, double grating monochromator, detectors, and electronics-microcomputer system.
FY 1C星空间粒子成分探测器能够实现对质子能谱、电子积分通量及重离子成分的同时测量。
The space particle composition detector aboard FY-1C satellite can simultaneously detect proton spectrum, electron integrated flux and heavy ion composition.
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