均匀带电球壳内半径a,外半径b,电荷体密度。求距球心,,各点的场强及处电势。3ab8fb16d70f84c095750fa3710d0ef6.png2fba740122642634f2cac5cc2f212033.pngfdfe0624e6fd7442dbe21bca43d2e237.pnga22b838f18ab0e0c5305f726b226669a.pnga22b838f18ab0e0c5305f726b226669a.pngf49db5ea46ebd8bd052247b8beafdf29.png

时间:2022-11-16 23:07:00

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