最終更新日：2022/12/24
The more the backstay is tightened, the less the headstay will sag off to leeward, forming a rigid and more efficient arc along the luff of the genoa while beating to weather.
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The more the backstay is tightened, the less the headstay will sag off to leeward, forming a rigid and more efficient arc along the luff of the genoa while beating to weather.
DiQt（ディクト）
無料
★★★★★★★★★★
