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将产品置于完全密封的容器中,使产品与外界隔离的包装方法。其特点是能保证产品不受外界有害介质的影响。密封包装的质量取决于包装容器材
Packaging products in a completely sealed container to isolate the product from the outside world. Its feature is to ensure that products from the harmful effects of the outside world. The quality of the sealed package depends on the packaging material