With the increase of altitude (above sea level), atmospheric pressure decreases, which leads to a reduction of the air amount inhaled into the cylinder of diesel engines.
随着海拔的增加(高于海平面)，大气压力减小，导致吸入柴油机气缸内的空气量减少。
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.
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。
Cabin ALTITUDE, Atmospheric pressure maintained within the cabin, indicated in terms of feet above sea level.
座舱高度，座舱内保持的空气压力，以海拔多少英尺表示。
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