Electrostatic field is a very important chapter in electromagnetics and the strength of electric field is one of the two basic physical quantities describing the property of electrostatic field.

静电场是电磁学中非常重要的一章，而电场强度是描述静电场性质的两个基本物理量之一。

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Using these methods, the users can easily observe the distributions of the physical quantities in the 3 dimensional flow field.

采用这两种显示方法来显示蜡模或铸件在充型过程中的流场，可以直观地观察流场中物理量的分布情况。

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Using these methods, the users can easily observe the distributions of the physical quantities in the 3 dimensional flow field.

采用这两种显示方法来显示蜡模或铸件在充型过程中的流场，可以直观地观察流场中物理量的分布情况。

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