sea-keeping capacity

例句：

1. 1. The ship's sea-keeping capacity is crucial forits survival in the open sea.
   这艘船的海上航行能力对于它在开阔海域的生存至关重要。
2. 2. The new aircraft has a sea-keeping capacity of up to 500 nautical miles.
   新型飞机的海上航行能力可达500海里。
3. 3. Thecaptain must ensure that the vessel has sufficientsea-keeping capacity to navigate through stormy waters.
   船长必须确保船只具有足够的海上航行能力，以在暴风雨中航行。