It is well known that atmospheric p

It is well known that atmospheric pressure decreases when elevation increases.

Hasil (China) 1:

它是众所周知大气压力减少时增加了高程。

Hasil (China) 2:

众所周知，大气压力降低时仰角增大。

Hasil (China) 3:

众所周知，大气压力随海拔的增加。