GB/T 19314.3-2019小艇艇体结构和构件尺寸第3部分:材料:钢、铝合金、木材、其他材料国家标准
英文:Small craft—Hull construction and scantlings—Part 3: Materials: Steel, aluminium alloys, wood, other materials GB/T 1...
英文:Small craft—Hull construction and scantlings—Part 3: Materials: Steel, aluminium alloys, wood, other materials GB/T 1...