SVG 浏览器支持 可以参考以下链接: https://caniuse.com/#search=svg https://en.wikipedia.org/wiki/Comparison_of_layout_engines_%28Scalable_Vector_Graphics%29 https://voormedia.com/blog/2012/10/creating-svg-vector-graphics-for-maximum-browser-compatibility 欢迎指正批评!!!