片语
highstrength hull structural steel高强度船体结构钢
Hull structure steel plate造船板
Hull mild steel船用低碳钢
hull structure steel船体结构钢的
ship hull structural steel船体结构钢
Hull structural steel船体用结构钢
F40 hull structure steelF40级船板钢
hull medium steel船体中碳钢
B hull structural steelB级船板钢