单选题某轮真航向030°，航行中用雷达测得物标距离最近时的陀罗方位为293°，陀螺差2°E，则实测风流压差为（）。A＋3°B－3°C＋5ºD－5°
单选题
某轮真航向030°，航行中用雷达测得物标距离最近时的陀罗方位为293°，陀螺差2°E，则实测风流压差为（）。
A
＋3°
B
－3°
C
＋5º
D
－5°
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