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把硬水变软，就应该是有大量水垢沉积才对，这和防止产生水垢不矛盾吗？
forex
(我认为)
(#310640@0)
Last Updated: 2001-12-24
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问题：这里的热水是怎么加热的？是有个什么市政公司统一供应还是各个appartment自己烧？有人说热水不干净，有人说没事？为什么？
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