Since I need to keep my eye on the weather, having real-time barometric pressure and elevation is key.
因为我需要随时关注天气，因此实时的气压和海拔是很关键的。
2
A barometric altimeter indicates height above sea level or some other selected elevation.
气压高度表用以指示海平面或另外某个被选定高度以上的高度。
3
Floor levels should be indicated for equipment, with the correct elevation for pumps, recoilless, barometric legs etc. Drainage requirements rust also is shown.