seakeeping

詳細解釋：

sea.keep.ing

n.（名詞）
The ability of a vessel to navigate safely at sea for prolonged periods during stormy weather.
適航力：指惡劣天候中，船只能在海上安全地延長航行時間的能力
The study of the response of a ship or floating object to waves.
耐海性：針對船或浮體如何回響波浪運動所做的研究