【前端面试】5分钟搞懂浏览器渲染流程：dom+cssom = 渲染树
Synopsis
5分钟讲解浏览器渲染机制与性能优化。从HTML/CSS解析构建DOM树、CSSOM树，到合并渲染树完成布局绘制，详解关键渲染 ...
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