"Solid green arrows on the main body of a pilot chart indicate ____.
A.prevailing wind directions
B.prevailing ocean current directions
C.probable surface current flow
D.shortest great circle route"
正确答案是B
"Solid green arrows on the main body of a pilot chart indicate ____.
A.prevailing wind directions
B.prevailing ocean current directions
C.probable surface current flow
D.shortest great circle route"
正确答案是B