formed steel是什么意思 formed steel怎么读
formed steel的用法和样例
- The roof is formed from standard steel sections and recyclable pre-cast concrete units.
屋顶是形成从标准型钢可回收和预制混凝土组件。 - This paper presents an automatic stowing,packing and gathering system for a section steel tandem rolling line.
介绍一种用于精整工艺的自动化型钢码垛包装收集系统。
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