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本文介绍了激光光束质量诊断技术近年来的进展，以及国际标准化组织推荐的聚焦光束测量法，指出了该技术的发展方向。
This paper introduces the progress of laser beam quality diagnosis technology in recent years, and the focused beam measurement method recommended by the International Organization for Standardization, and points out the development direction of the technology.