示範算針影片在youtube, 網址如下 https://www.youtube.com/watch?v=XLa4Z0Z7RZM&list=PLvGaBN4amwUOdAnSE6Hlpc0TfANIpqrt7&
https://udn.com/news/story/122663/8349812
25,577KM-6KM=25,571KM
https://hk.news.yahoo.com/%E6%96%BD%E6%94%BF%E5%A0%B1%E5%91%8A-2024%E3%83%BB%E6%97%85%E9%81%8A%EF%BD%9C%E9%BC%93%E5%8B%B5%E7
16.740714,98.854409