面形 meaning in Chinese

facial contour
surface shape

This coordinate system is called the triad at the point .
这个坐标系叫做该点的三面形坐标系。
3 - d step profilometry measurement by grating projection
台阶状面形的投影栅线法测量技术
Surface form deviation of optical elements - inspection methods
光学零件的面形偏差检验方法
The focusing solar energy system of curved surface of parabolic column
折面形抛物柱太阳能聚光器
A 3 - d shape measurement method based on phase measuring profilometry
三维面形位相测量轮廓术的研究

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