Japan 90% of the milk are to fold mark sale of paper packaging line, this is a very good education.

日本90%的牛奶都是以有折痕线条的纸包装出售，这是一种很好的教育。

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Refers to the suture line, the provincial line, fold line and so on the intersection of a short line, in order to imply that the suture is connected, as a mark of line alignment.

指与缝合线、省线、褶线等相交的一条短线，以暗示缝线相连，作为线条对位时用的记号。

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Refers to the suture line, the provincial line, fold line and so on the intersection of a short line, in order to imply that the suture is connected, as a mark of line alignment.

指与缝合线、省线、褶线等相交的一条短线，以暗示缝线相连，作为线条对位时用的记号。

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