A line of clouds,sharp changes in wind direction,and squalls are most frequently associated with a(n) ______.(1.0)
A.occluded front B.warm front C.old front D.warm sector正确答案D
A line of clouds,sharp changes in wind direction,and squalls are most frequently associated with a(n) ______.(1.0)
A.occluded front B.warm front C.old front D.warm sector正确答案D