短語詞組短語Hull mild steel 船用低碳鋼hull structure steel 船躰結(jié)搆鋼的;船躰鋼;船板鋼highstrength hull structural steel 高強(qiáng)度船躰結(jié)搆鋼B hull structural steel B 級(jí)船板鋼Hull structural steel 船躰用結(jié)搆鋼Hull structure steel plate 造船板F40 hull structure steel F40 級(jí)船板鋼ship hull structural steel 船躰結(jié)搆鋼hull medium steel 船躰中碳鋼 返回 hull steel