electronic circuit的用法和样例：
例句
- Major service in the electronic circuit printing, sign making, advertising and packaging printing garment enterprises.
主要服务于电子电路印刷，标牌制作，服装广告及包装印刷的企业。 - Duality principle is a powerful tool for the analysis of topological structure of power electronic circuits.
对偶原理是分析电力电子电路拓扑结构的有力工具。
