My fellow shoppers are a cross-section of ages, RACES, and economic classes; the only thing I don't see is someone in a business suit.
和我一样来购物的人们从年龄、种族、收入水平各有不同；唯一没有看到的是穿商务套装的人。
The paper proposed compute formula of digging pile panelling vertical cross section, introduced construction method and analysed economic benefit.
提出了挖孔桩护壁竖向截面积的计算公式，介绍了施工方法，分析了经济效益。
Channel section steel is a kind of economic cross section steel, the products are widely used in automobile, aviation, light industry, machinery manufacture and construction areas.
槽钢是一种经济断面型材，广泛应用于汽车、航空、轻工、机械制造以及建筑等各个行业。
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