Steel and ductile iron construction.
钢和球墨铸铁建设。
Similar logic applies to other products like cement, iron ore, coal, and construction equipment.
类似的逻辑同样适用于水泥、铁矿石、煤炭和建筑设备等产品。
Machine Tools - Iron Workers - Safety Requirements for Construction, Care, and Use.
机床。钢铁制品。制造、维护和使用的安全要求。
An iron compound frequently used in the construction of magnetic cores.
一种铁的化合物，常用于制作磁芯。
Artistic iron crafting, steel, shelter and various construction works.
艺术铁花，白钢，凉蓬及一切大小工程。
Artistic iron crafting, steel, shelter and various construction works.
艺术铁花，白钢，凉蓬及一切大小工程。
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