Germans are particular about the packaging of gifts. White, black and brown paper should never be used as packing material. Ribbons are also avoided.
德国人很讲究礼物的包装。切勿用白色、黑色或棕色的包装纸。丝带也不能用。
These packaging materials introduced in this paper include out-packing materials, label materials and brand material.
文中论述了包含包装物、标签和商标材料等包装材料的防伪技术。
This paper begins by researching beverage packing material and creates database of beverage packing material.
从研究饮料包装材料出发，建立饮料包装材料数据库。
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