通过采用滑移线场理论，建立了一种正交切削模型，使用这一模型，从理论上预测了切屑卷曲半径。

By constructing a metal cutting model using slip-line field theory, chip curling radii are predicted theoretically in orthogonal cutting processes.

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运用新近的解析-数值势流理论方法，生成正交数值网格，用差分法计算出平面二维流场。

The recent potential flow theory and finite-difference method are applied to generate orthogonal numerical grids and to compute two-D plane flow fields.

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经典特征模理论提供了一套在导体表面形成加权正交系的特征电流，在无穷远球面上形成正交系的特征场。

The mode currents form a weighted orthogonal set over the conductor surface, and the mode fields form an orthogonal set over the sphere at infinity.

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