commercial specification meaning in English

商品规格
商业规格

Earth - moving machinery - graders - terminology and commercial specifications
土方机械平地机术语和商业规格
Earth - moving machinery - scrapers - terminology and commercial specifications
土方机械铲运机术语和商业规格
Earth - moving machinery . graders . terminology and commercial specifications
土方机械.平地机.术语和工业规范
Earth - moving machinery . loaders . terminology and commercial specifications
土方机械.装载机.术语和商业规范
Earth - moving machinery . trenchers . definitions and commercial specifications
土方机械.挖沟机.定义和商业规范

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