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基础 LED 手电筒 DIY 焊接套件组装

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Basic LED Flashlight DIY Soldering Kit Assembly, Secure the circuit board: crwdns2935265:00crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
Secure the circuit board
  • Use your helping hands to secure the board so the leads are facing up.

用你的帮助之手固定电路板,使引线朝上。

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