一个solenoid里面除了线圈还能有什么?清理以后电阻从1.3降到了0.3,少了77%,之前这个77%的电阻偷走了多少电?还有多少电留给线圈本身?
一个solenoid里面除了线圈还能有什么?清理以后电阻从1.3降到了0.3,少了77%,之前这个77%的电阻偷走了多少电?还有多少电留给线圈本身?
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