The pressure altitude at a given location is indicated on the altimeter after the altimeter is set to _______ .
A.the field elevation
B.the current altimeter setting
C.29.92 in. Hg
D.the actual height above mean sea level
正确答案是C
The pressure altitude at a given location is indicated on the altimeter after the altimeter is set to _______ .
A.the field elevation
B.the current altimeter setting
C.29.92 in. Hg
D.the actual height above mean sea level
正确答案是C