我是笨牛啊,看不懂。感謝大家的熱心。答案是0.75,可是我需要理解題的過程
所有跟帖:
• (1)算出8、9、10歐姆三隻電阻並聯後的電阻值,假定為R1, -加州老李- ♂ (174 bytes) () 12/12/2013 postreply 22:05:22
• (1)算出8、9、10歐姆三隻電阻並聯後的電阻值,假定為R1, -加州老李- ♂ (174 bytes) () 12/12/2013 postreply 22:05:22
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