目前为止，最常用的矢量格式是ESRIShapefile(见参考资料)，它只存储一种图形；每个文件只包含点或多边形或线条。
The most common vector format by far is the ESRI Shapefile (see Resources), which stores only a single shape type; each file can contain only points or only polygons or only lines.
不能优化具有绘图类型格式矢量图形向量图形：使用几何公式的图形对象的表示形式，如线条、弧形和正方形。
You cannot optimize pictures that have a drawing type of format vector graphics vector graphics: The representation of graphic objects such as lines, arcs, and squares by using geometrical formulas.
你把这些线条删除之后，将这一页按格式编排一下。
也就是说，它可以扫描图纸，线条会被自动识别并转换为矢量格式，以能够方便的导入你的CAD绘图程序中。
This means that a paper drawing can be scanned, line artwork automatically recognized and represented in a vector format that then can be imported to your CAD or drawing program.
红外线解析将油画的创作线条全部展示出来，在格式上与在温莎城堡达芬奇所作的一个女人画像的轮廓一样；
Infrared analysis reveals significant pentimenti throughout, with stylistic parallels to those in Leonardo's Portrait of a Woman in Profile in Windsor Castle;
红外线解析将油画的创作线条全部展示出来，在格式上与在温莎城堡达芬奇所作的一个女人画像的轮廓一样；
Infrared analysis reveals significant pentimenti throughout, with stylistic parallels to those in Leonardo's Portrait of a Woman in Profile in Windsor Castle;
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