问题描述：
英语翻译
Study Design/Materials and Methods:A spot test was
made at 6.0,7.0,and 8.0 J/cm2 energy fluence,and the best
energy fluence was selected after a 2-month postoperative
evaluation.Q-switched alexandrite laser with a mean
fluence of 7.29\x060.46 J/cm2 was used at 8-week intervals.
Total treatment ranged from 1 to 15 sessions (mean
7.1\x065.1 sessions).The single shot technique was used.
这段话 我实在是不懂啊 5555555
Study Design/Materials and Methods:A spot test was
made at 6.0,7.0,and 8.0 J/cm2 energy fluence,and the best
energy fluence was selected after a 2-month postoperative
evaluation.Q-switched alexandrite laser with a mean
fluence of 7.29\x060.46 J/cm2 was used at 8-week intervals.
Total treatment ranged from 1 to 15 sessions (mean
7.1\x065.1 sessions).The single shot technique was used.
这段话 我实在是不懂啊 5555555
问题解答：
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