詮釋資料

---

name		五十萬分一中國輿圖(青藏高原地區)
version		1.0.0
description
type		overlay
format		png
minzoom		0
maxzoom		19
profile		mercator
basename		China_500K_1918
bounds0		75.87
bounds1		25.867
bounds2		103.167
bounds3		40.46