By the method of linear transformation, the solution forms of vector wave equation in spherical coordinates, l, m and n, are transformed to the many other kinds of forms.
利用线性变换的方法，将球坐标下矢量波动方程解的形式l、M和N变换为其他多种形式。
Welded hollow spherical joints 'basic forms and theory are also described concisely.
简单介绍了焊接空心球节点的基本形式和分析理论。
Both spherical and regular crystalline forms are relatively rare.
球形的和规则的球晶形成相对来说很稀少。
Both spherical and regular crystalline forms are relatively rare.
球形的和规则的球晶形成相对来说很稀少。
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