主题: 热水炉保养点滴　
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旧 Jan 7th, 2019, 17:31     #7
archerygu
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默认
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作者: 有牌水管工 查看帖子
一般五年至八年左右更换阳极棒


装有软水机的更应注意二至
三年更换一次
how much $$? thanks!
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