An altimeter is used for measuring height above sea-level.
高度计是用来测量海拔高度的。
The working principle and practical application of total-station meter in triangle height survey(without measuring height of meter and its prism)are introduced.
简述了全站仪不测量仪器高和棱镜高在三角高程测量中的工作原理以及实际应用状况。
The present invention has merits of large height measurement range and high measurement precision, and is useful for measuring height of the flying load to ground.
本发明具有测高范围大、测 量精度高的优点，可用于对飞行载体距离地面的高度测量。
According to the method of the invention, the functions of measuring atmospheric pressure, measuring height, displaying and alarming are added to the mobile phone.
按本发明的方法，为手机增加了实时气压、高程测量、显示、告警的功能。
According to the method of the invention, the functions of measuring atmospheric pressure, measuring height, displaying and alarming are added to the mobile phone.
按本发明的方法，为手机增加了实时气压、高程测量、显示、告警的功能。
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