Processing trade refers to the production and operation activities of enterprises that import all or part _______ of finished products and then transport them out of the country after processing and assembling. (多选)
A. raw materials
B. spare parts
C. components
D. packaging materials
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The difference between a sales agent and a consignee lies in that ___________. (多选)
A. a consignee(寄售商) owns the goods after the transaction whereas an agent doesn't
B. a consignee is entitled to return unsold goods whereas an agent has no right to return goods
C. a consignee earns the price difference whereas an agent earns commission
D. there may be more than one consignee(寄售商)whereas there may be only one exclusive agent in a certain region
箱体孔以及孔径大于80的mm的孔,应该选择哪种刀具
A. 麻花钻
B. 镗刀
扩孔钻可用于孔的半精加工及最终加工
A. 对
B. 错