The main construction of the machine is section steel bar with sheet metal cover.

设备主要结构采用钢方通及钣金件。

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Look at the record sheet of each group. Write a simple report and draw a bar chart.

看每个小组记录板料。写一个简单的报告并且得出长条图。

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Steel-Plate, Sheet, Strip, Wire; Stainless Steel Bar.

钢板，薄钢板，钢条，钢丝；不锈钢材。

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Steel-Plate, Sheet, Strip, Wire; Stainless Steel Bar.

钢板，薄钢板，钢条，钢丝；不锈钢材。

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