國產是真不可靠，合金質量不過關。不過鋁合金應該夠用的吧。

來源: needtime 於 2015-11-02 03:08:40 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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國產是真不可靠，合金質量不過關。 不過鋁合金應該夠用的吧。