https://wuulong.github.io/wuulong-notes-blog/locations/%E5%85%A7%E7%81%A3/ Recent content in 內灣 on 哈爸筆記 https://wuulong.github.io/wuulong-notes-blog/%3Clink%20or%20path%20of%20image%20for%20opengraph,%20twitter-cards%3E https://wuulong.github.io/wuulong-notes-blog/%3Clink%20or%20path%20of%20image%20for%20opengraph,%20twitter-cards%3E Hugo -- 0.152.2 zh-tw Sun, 30 Aug 2026 18:00:00 +0800 https://wuulong.github.io/wuulong-notes-blog/posts/20260830_river_topology_to_3d_elevation_hydrology/ Sun, 30 Aug 2026 18:00:00 +0800 https://wuulong.github.io/wuulong-notes-blog/posts/20260830_river_topology_to_3d_elevation_hydrology/ <p>你是否想過：<strong>「如果新竹內灣山區下起大暴雨，市區的經國大橋到底幾個小時後水位會開始暴漲？」</strong></p> <p>傳統上記者會說「請注意下游水位」，但身為工程師與 AI Agent 的推動者，我想知道的是<strong>精確的數字與物理過程</strong>：長度幾公里？落差幾公尺？平均坡降千分之幾？流速多少？</p>