The boat is built of steel hull, aluminum - welded deckhouse, roundbilge, transom stern, single continuous deck, longitudinal framing, four engines, four rudders and diesel engine driven.
本艇为钢质主船体，铝质焊接甲板室，圆舭方艉单层连续甲板纵骨架式四机四桨四舵柴油机推进巡逻艇。
2
The key problem in the hull form design for a high speed roundbilge displacement craft is to select an appropriate afterbody form.