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北京大学重离子物理研究所和技术物理系研制的加速器质谱计于１９９２年圆满建成并投入使用．在两年多的运行中，性能不断得到改进，并取得了大量的应用成果．简要介绍其性能特点、运行情况和应用概况
The accelerator mass spectrometer developed by Peking University’s Institute of Heavy Ion Physics and the Department of Technical Physics was successfully completed and put into use in 1992. In more than two years of operation, performance has been continuously improved and a large number of applications have been made. Briefly introduce its performance characteristics, operating conditions and application profiles