It expounds how to use non-contact switch to stop the short circuit of the electric apparatus and lamp circuits etc. from sparking, and shows experimental and practical parameters.
阐明了如何使用无触点开关来防止电器线路及灯具等短路产生的火花，并给出了实验和实用参数。
It expounds how to use non-contact switch to stop the short circuit of the electric apparatus and lamp circuits etc. from sparking, and shows experimental and practical parameters.
阐明了如何使用无触点开关来防止电器线路及灯具等短路产生的火花，并给出了实验和实用参数。
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