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![稳压二极管正负极这个稳压二极管是反接的 怎么U0是正的呢U1+UZ-UR=0UR=U1+UZIR=(U1+UZ)/R可是答案是IR=(U1-UZ)/R](/uploads/image/z/7265265-33-5.jpg?t=%E7%A8%B3%E5%8E%8B%E4%BA%8C%E6%9E%81%E7%AE%A1%E6%AD%A3%E8%B4%9F%E6%9E%81%E8%BF%99%E4%B8%AA%E7%A8%B3%E5%8E%8B%E4%BA%8C%E6%9E%81%E7%AE%A1%E6%98%AF%E5%8F%8D%E6%8E%A5%E7%9A%84+%E6%80%8E%E4%B9%88U0%E6%98%AF%E6%AD%A3%E7%9A%84%E5%91%A2U1%2BUZ-UR%3D0UR%3DU1%2BUZIR%3D%28U1%2BUZ%29%2FR%E5%8F%AF%E6%98%AF%E7%AD%94%E6%A1%88%E6%98%AFIR%3D%28U1-UZ%29%2FR)
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