俺给你一个库,用PROTEL画吧
<br />Protel99电器工程常用绘图元件.rar → <a href="https://bbs.21ic.com/upfiles/img/20078/20078267632418.rar" target=_blank>https://bbs.21ic.com/upfiles/img/20078/20078267632418.rar</a><br /> <br /><img src="https://bbs.21ic.com/upfiles/img/20078/20078267821534.gif">
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