单项选择题

Isobars on a synoptic chart are useful in predicting（）.

A.temperature
B.dew point
C.wind velocity
D.relative humidity

相关考题

When a wind blows round clockwise，it is（）.A.VariableB.C...

单项选择题When a wind blows round clockwise，it is（）.

A.Variable
B.Changing
C.Backing
D.Veering

海上天气现象