Yet this district has advantages for the manufacture of steel that have no parallel elsewhere.

然而，该地区在钢铁制造方面具有其他地方所没有的优势。

He purchased a huge tract at Conneaut and began building a gigantic plant for the manufacture of steel tubes, a business in which he had not hitherto engaged.

他在 Conneaut 购买了一大片土地， 并开始建造一个巨大的钢管工厂， 这是他迄今为止从未涉足的行业。