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                **標簽的用途**:我們學習網頁制作時,常常會聽到一個詞,**語義化**。那么什么叫做語義化呢,說的通俗點就是:明白每個標簽的用途(在什么情況下使用此標簽合理)比如,網頁上的文章的**標題**就可以用標題標簽,網頁上的各個欄目的**欄目名稱**也可以使用標題標簽。文章中內容的段落就得放在**段落標簽**中,在文章中有想強調的文本,就可以使用 em 標簽表示強調等等。
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