high vaccum 中文意思是什麼
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Is it compound for aluminium bag and plastics compound the color printing bag to mould, used in the chemical industry, food, medicine, tea, high pure metal, original device of electron, precision type instrument, large - scale machinery and the vaccum packaging of the national defence highly sophisticated products or general packaging
其一為鋁塑復合袋及塑料復合彩印袋，用於化工、食品、醫藥、茶葉、高純金屬、電子原器件、精密儀器、大型機械以及國防尖端產品的真空包裝或一般包裝。
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