What is indicated about an air mass if the temperature remains unchanged or decreases slightly as altitude is increased?
A.The air is unstable.
B.A temperature inversion exists.
C.The air is stable.
正确答案是C
What is indicated about an air mass if the temperature remains unchanged or decreases slightly as altitude is increased?
A.The air is unstable.
B.A temperature inversion exists.
C.The air is stable.
正确答案是C