更新换代速度加快
The pace of renewal and replacement has accelerated
以上为机器翻译结果，长、整句建议使用 人工翻译 。
随着电子电器产品更新换代速度的加快，包含印刷电路板（PCB）的电子废弃物的数量日益剧增。
With the rapid upgrading and renewing of electronic and electrical products, the amount of electronic wastes including printed circuit board (PCB) is increasing quickly.
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