电阻a电阻b电阻c衰减倍数A/dB等效阻抗备注5100515092.3449.757362001005089.9349.8007851001005086.5849.7584351003305076.5849.763477502004749.8745.71875300062005051.0849.725641007505120.1345.0760162004705076.9849.8062582007505077.9049.8543782004705081.6849.85213电阻a620030005100150037510024016533000024010000165000电阻c5050505050100505050505050衰减倍数A/dB53.9271277747.6403408552.2344661641.6557074129.8272338813.9794000926.1070273923.0457668988.4324075426.1070273958.0726503282.41213662等效阻抗无b49.899649.7933949.8780549.5901648.437583.3333347.6415146.7105349.9981147.6415149.9376649.99621acbaabacaa