msl
US /ˌɛm.ɛsˈɛl/
UK /ˌɛm.ɛsˈɛl/
縮寫
平均海平面
Mean Sea Level: the average height of the sea's surface, used as a standard for measuring land elevation
範例:
•
The mountain peak is 2,000 meters above MSL.
山頂海拔2000米，高於平均海平面。
•
All elevations on this map are given relative to MSL.
此地圖上的所有海拔高度均相對於平均海平面給出。