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为何重要
Screen-reader users often navigate by headings. Empty heading tags, usually used for spacing, create stops that announce nothing.
如何修复
- Remove empty heading elements, or give them text.
- Use CSS margins for spacing instead of empty tags.
使用以下工具检查
- Heading Structure Checker – See the H1–H6 outline of any page and spot missing or skipped headings.
评分：通过的检查获得全部权重，警告获得一半，错误则不得分。 SEO 评分如何运作