It also points out that the magnetic field of unlimited length solenoid cannot be calculated only by Ampere 's Loop Law.

指出无限长载流螺线管的磁场是不能仅由安培环路定理求出的。

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It also points out that the magnetic field of unlimited length solenoid cannot be calculated only by Ampere 's Loop Law.

指出无限长载流螺线管的磁场是不能仅由安培环路定理求出的。

youdao