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        <title>北京 - 标签 - David Feng个人网站</title>
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        <description>北京 - 标签 - David Feng个人网站</description>
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    <title>北纬40度地标</title>
    <link>https://davidfeng.us/zh-cn/posts/2025-06-17-40-degrees-north/</link>
    <pubDate>Tue, 17 Jun 2025 21:17:27 -0400</pubDate><author>
        <name>David Feng</name>
    </author><guid>https://davidfeng.us/zh-cn/posts/2025-06-17-40-degrees-north/</guid>
    <description><![CDATA[<p>昨天看到yihong的<a href="https://x.com/yihong0618/status/1934438154007896574" target="_blank" rel="noopener noreferrer">推特</a>：这位作者<a href="https://nano.ac/posts/63380003/" target="_blank" rel="noopener noreferrer">记录了</a>自己突发奇想，探访距离自己最近的整数经纬度交点—北纬30度，东经120度—的故事。这种事情吧，其实没啥意义，纬度还可以说是有一定自然意义的，经度纯属人为规定的。但是呢，仔细一回味，也还挺有意思的。这个活动有个名字，叫做 degree confluence project, 网站域名也挺牛，<a href="https://confluence.org/" target="_blank" rel="noopener noreferrer">https://confluence.org/</a>，不是atlassian家的那个<a href="https://www.atlassian.com/software/confluence" target="_blank" rel="noopener noreferrer">confluence</a>，也不是<a href="https://www.confluent.io/" target="_blank" rel="noopener noreferrer">confluent</a>，别搞错了哈。</p>]]></description>
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