本文给出的长延时电子定时器电路可用于医疗、化验室、家用电器等诸方面。
The circuit of a long-timing electronic timer described in the paper may be applied into clinical practice, labor...
本文给出的长延时电子定时器电路可用于医疗、化验室、家用电器等诸方面。
The circuit of a long-timing electronic timer described in the paper may be applied into clinical practice, labor...
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