而较高气压时，束电子除受自身电磁场作用及库仑碰撞散射外，等离子体不稳定性使束流传输效率明显降低。
At relatively high pressure, in addition to electromagnetic field and electron's Coulomb scattering by gas molecules, plasma instability would result in decrease of propagation efficiency.
应用狭义相对论研讨电磁场基本定律，由库仑定律和洛伦兹变换推导出毕奥—萨伐尔定律。
This paper studies electromagnetic's basic law through the special theory of relativity. It has inferred Biot-Savart Law by Coulomb Law and Lorent z Transformation.
库仑平方反比定律是电磁学的基本定律之一。
The Coulomb law of inverse ratio to the square is one of the basic laws of electromagnetics.
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