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<div style="padding:40px;color:#cbccc6"><h1>酸碱滴定曲线</h1><p>弱酸-强碱滴定的 sigmoid pH 曲线。</p><div style="padding:20px;background:#0d1017;border-left:3px solid #ffb454"><span class="katex-error" title="ParseError: KaTeX parse error: Expected 'EOF', got '_' at position 14: \text{pH vs V_̲{base}/V_{eq}}" style="color:#cc0000">\text{pH vs V_{base}/V_{eq}}</span></div><p style="color:#707a8c">该页面需要 JavaScript 进行交互式可视化。</p></div>
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