The altimeter setting used in en-route flight should be _______
2023-12-01执照英语题
The altimeter setting used in en-route flight should be _______ hpa.
A.1019
B.1013
C.2992
D.1000
正确答案是B

The altimeter setting used in en-route flight should be _______ hpa.
A.1019
B.1013
C.2992
D.1000
正确答案是B