对于探测器，常常需要对其求取，本程序根据实验值和半经验公式求探测效率-Detectors often need its strike, the program is based on experimental data and semi-empirical formula and detection efficiency

DT探测器开发,用于工业射线无损检测的人机交互界面-DT detectors developed for industrial radiography NDT interactive interface