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如何制作经济实惠的焊接烟雾净化器

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How to Make an Affordable Soldering Fume Extractor, Trace the inside diameter of the fan onto the box: crwdns2935265:00crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 How to Make an Affordable Soldering Fume Extractor, Trace the inside diameter of the fan onto the box: crwdns2935265:00crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 How to Make an Affordable Soldering Fume Extractor, Trace the inside diameter of the fan onto the box: crwdns2935265:00crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
Trace the inside diameter of the fan onto the box

  • Use a pen or pencil to mark the inside diameter of the fan onto the box.

将风扇的内径描绘到盒子上

用钢笔或铅笔在盒子上标记风扇的内径。

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