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--></style></head><body lang=ZH-CN link=blue vlink="#954F72" style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal><span lang=EN-US>Dear all,</span><span lang=EN-US style='font-size:12.0pt'><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Hello, I’m trying to change the shape of the slab in laserslab unit, but in flash.par I can only change the thickness and radius of the slab. How can I make a customized slab, like an arc etc.</span></p><p class=MsoNormal><span lang=EN-US>Yours</span></p><p class=MsoNormal><span lang=EN-US style='font-size:12.0pt;font-family:SimSun'><o:p> </o:p></span></p></div></body></html>