新型多用途电路测试笔,结构简单、安装调试容易,体积小巧,携带方便,功能强、用途广泛。
A new multi-circuit test pens has simple structure, easy installation, small size and easy to carry, strong function and versatile.
新型多用途电路测试笔,结构简单、安装调试容易,体积小巧,携带方便,功能强、用途广泛。
A new multi-circuit test pens has simple structure, easy installation, small size and easy to carry, strong function and versatile.
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