精密的小零件，都是用马铁铸造而成的。
All these delicate small spare parts are cast from malleable iron.
塔身在伦敦以铁铸造，1865年用船运至新西兰惠灵顿北部的马纳岛组装。
The segments were shipped to New Zealand in 1865 and assembled on Mana Island north of Wellington.
大小皮带轮采用稀土球墨铁铸造，既方便加工，又使皮带轮具有钢的性能强度好。
The use of rare earth ball size pulley ink iron casting, both for the convenience of processing, but also so that the performance of steel pulley with good intensity.
应用推荐