Before 80 PLUS certification was introduced, most PSUs had 50% to 70% efficiency ratings. Most PSUs now meet the minimum standards of the 80 PLUS program, and it has become the market standard.

在80plus认证得以推广之前，大部分电源的利用率都在50 - 70%之间，不过现在大部分电源已经可以满足80plus认证的基本要求，而80plus也成了电源的常用基本标准之一。

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