人教版九年级上册物理教案(全册)
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I1U6V0.1A.........................
R1R21050U6V0.2A.........................................
R1R31020I2U.............................................I..........................................................................................................................................
...........UIR.RI1U12VU12V1.2A.............I20.3A.........R110R240U12V1.2A...........R110II1I21.2A0.3A1.5A..........I1/........
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I2/U12V/1.2A0.6A1.8A...............0.6A.........I/I1/I2R320U................I............................................................................................................................................
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