roseTTA的pdf教程，呵呵，这个你是网上下不来的，比rosetta自带的教程内容多一些，很详细-roseTTA the pdf tutorials, Oh, that you are stuck atop a line than rosetta tutorial that comes with the contents of a little more detail

题目：画图，学用line画直线。直线很重要-Topic: drawing, line theory and draw a line. Line is very important