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旧 Dec 23rd, 2008, 13:49     #31
piper
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作者: -GoGoGo- 查看帖子
别告诉我二块钱一桶的和十二块一桶的用的是一样的醇类, 洗窗水根本不会一天之内经历从零下20度到零上100度这种过程, 我当然知道连接发动鸡和散热水箱的那两根粗管是耐腐蚀耐温的橡胶管, 而且我坚信发动鸡的冷却系统铁定不如洗窗水系统耐腐蚀, 而且也根本容不得腐蚀
你坚信顶个屁用。两者用途不一样,成份当然不会完全相同。但基本成分都是乙二醇和水。刷窗水卖你12块一桶你用的起吗?冷却液卖你2块一桶你心里肯定又犯嘀咕。这就是商业产品定价的实质。冷却液一直在循环过程中,这里腐蚀问题根本就不是主要问题。

Tuber
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