The height of the mercury column will decrease by nearly one inch for each _______ ascent.
A.1000ft
B.1000m
C.2000ft
D.3000ft
正确答案是A
The height of the mercury column will decrease by nearly one inch for each _______ ascent.
A.1000ft
B.1000m
C.2000ft
D.3000ft
正确答案是A