发布时间:2025-02-08 12:08:00
本人在保温杯厂里呆过几年,涂层是在外管上面进行的,杯内是不能装酸性液体的,时间长了会腐蚀杯体,杯子就坏掉了
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土地管理法实施条例规定国家对耕地实行特殊保护严守耕地保护红线建立耕地什么
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