在航路方向改变时，则包括航路段边界线延长至相交点所包围的空域”。
Where the navigation direction is altered, the width shall include the space as encircled by the extension of the route boundaries to the intersection point"."
在航路方向改变时，则包括航路段边界线延长至相交点所包围的空域”。
Where the navigation direction is altered, the width shall include the space as encircled by the extension of the route boundaries to the intersection point"."
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