铝外壳的掉色问题是一个很常见的问题，很多人不知道如何解决这个问题。下面就给大家介绍一下如何修复铝外壳的掉色问题。

　　首先，你可以用油漆稀释剂来解决这个问题。油漆稀释剂可以去除铝外壳上的污垢和掉色。其次，如果你的铝外壳上有氧化迹象，你可以用抛光膏来把它们擦拭干净。抛光膏可以使你的铝外壳恢复光滑和亮丽。

　　最后，你还可以用铝箔纸来覆盖你的铝外壳，使其不会再受到氧化。铝箔纸是一种防止氧化的好方法，而且还可以使你的铝外壳看起来更新鲜。

　　总之，如果你的铝外壳掉色了，不要担心，你可以通过以上方法来解决这个问题。

　　Fading of aluminum shell is a very common problem, many people do not know how to solve the problem. The following is how to fix the problem of fading of aluminum shell for you.

　　First of all, you can use paint thinner to solve this problem. Paint thinner can remove dirt and fading on the aluminum shell. Secondly, if there are signs of oxidation on your aluminum shell, you can use polishing paste to wipe them clean. Polishing paste can make your aluminum shell smooth and bright.

　　Finally, you can also use aluminum foil to cover your aluminum shell so that it will not be oxidized again. Aluminum foil is a good way to prevent oxidation, and also can make your aluminum shell look fresher.

　　In a nutshell, if your aluminum shell fades, don't worry, you can solve the problem through the above methods.