激光束聚焦 meaning in Chinese

laser beam focusing

The influence of adjusting the laser spot size at the target on the growth of a - c was analyzed in charter iv , and a suit spot size was found
第四章研究了激光束聚焦对非晶碳膜生长的影响，并找到了合适的激光束直径。
In fact , laser beam quality is a main parameter that has key action on laser materials processing from the beginning to the end . in this dissertation , the parameter used to evaluate laser beam quality is proposed . the influence of beam quality on beam propagation and focus are studied in theory and measurements separately
本文以光束质量为主线,研究了光束质量对激光制造技术贯穿始终的重要作用,提出了以描述激光束聚焦特性为核心的光束质量评价参数;理论分析,并实验验证了光束质量对光束传输和聚焦性能的影响;最后,以激光焊接为实例,研究了光束质量对激光加工过程的影响。