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。
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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