| 释义 |
lines of force 释义 力线:在力场中表示力在不同点的方向的一条线。 例句 1·The magnetic lines of force don't exist , they are defined by scientists. 磁力线并不存在,它是由科学家所定义。 2·A changed particle moves along the lines of force of a magnetic field, spiraling as it goes. 带电粒子沿磁力线运动时就会发生回转。 3·When a charged particle is in a magnetic field, it tends to travel along that field's lines of force , spiralling as it goes. 当一个带电微粒在磁场中时,它会倾向于沿着磁力线螺旋运动。
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