New high barrier package material PVA birth, also had guaranteed the dairy products security, had reduced the resources consumption.

新型高阻隔包装材料pva的诞生，既保证了乳制品的安全，又降低了资源消耗。

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Green package is an important factor in green barrier.

绿色包装是绿色壁垒的重要方面。

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Then this paper defined the "barrier free" package design.

然后对“无障碍”包装设计进行阐述。

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