激光器 yag 关键�?传输 优化 参数 下载文档 收藏 打印 转格�?转本文档 转其他文�?分享：Cr:GSGG is a lot more appropriate for ultrafast spectroscopy as a consequence of its power to create ultrashort pulses.It appears that evidently Erbium lasers accomplish superior with regards to PPD reduction when compared with SR