本文研究了一种利用大气压力与海平面高度的关系，使用单片机实现气压高度测量的系统。
An air pressure altitude measurement system which took advantage of the relationship between air pressure and altitude above sea-level was studied and realized by MCU.
或者，如果天气晴朗，你可以测量气压计的高度，然后把它立于地面，再测量它的影子的长度。
Or if the sun is shining you could measure the height of the barometer, then set it on end and measure the length of its shadow.
测量气压是以汞柱高度为计算单位。
The atmospheric pressure is measured and calculated by the height of the mercury .
应用推荐