A strong magnetic field can constrain electrons to move only along the field lines.

强磁场可约束电子使之只能沿着场力线运动.

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Electronic currents appear when a conductor cuts magnetic field lines.

导体切割磁场会产生电子流.

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Below the surface, plasma can push and drag magnetic field lines.

下面从表面上看, 等离子体可以推动并拖曳磁场线.

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The intensity of electric field lines can be observed from this sketch map.

从示意图上可以看出电场线的强弱.

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Magnetic field lines at zenith shape the corona and diverge rays in all directions.

当磁场线位处天顶,令极光幻化成冕形,光芒扩散至四面八方.

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The South Magnetic Pole is where geomagnetic field lines follow an upward direction.

南磁点是指地磁场线向上延伸的交会点.

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