This vessel is a steel tug with fore raked stem , transom stern , single bottom , single continuous deck , transverse framing , double engines and double vectorable ducted propellers 24 . 30m本船為鋼質前傾首柱方尾單底單連續甲板橫骨架式雙機雙轉動導管拖船。
This vessel is a steel box - type working ship with single continuous deck , deck bottom being transverse framing , sheer being transverse framing , and tapered bow stern 本船為鋼質單連續甲板,甲板和底部為縱骨架式,舷部為橫骨架式的首尾端削斜的方箱型工程船舶船型。
This small fast boat is made of steel , round bilge , single continuous deck , longitudinal framing all - welded structure , five propellers , four rudders with aluminum - welded deckhouse 本艇主船體為鋼質圓舭單連續甲板縱骨架式焊接結構,甲板室為鋁合金焊接五槳四舵小型高速艇船型。
The boat is built of steel hull , aluminum - welded deckhouse , round bilge , transom stern , single continuous deck , longitudinal framing , four engines , four rudders and diesel engine driven 本艇為鋼質主船體,鋁質焊接甲板室,圓舭方艉單層連續甲板縱骨架式四機四槳四舵柴油機推進巡邏艇。