Wedge method was used to study the distribution of birefringence along thick direction. the molecular orientation in the weld line area was analyzed on the basis of birefringence measurement.
4．采用楔形法测定了制品不同位置厚度方向双折射分量的分布，在熔接线处各个分量变化规律基础上，进一步分析得出了嵌件造成的熔接线处取向的分布情况。
参考来源 - 无定形聚合物注塑制品双折射行为的实验研究·2,447,543篇论文数据，部分数据来源于NoteExpress
对于不同渐变过渡段长度，其最佳楔形凹槽深度由实验试凑法得到。
The optimal depths of the wedge-shaped notch for different tapered transition lengths have been determined by trial and error.
对静电学中用电象法求解两无穷大接地金属板间楔形区域内的电场的题目，利用群论方法加以讨论，给出了可求解的条件及一般的象电荷分布。
A sort of electrostatics problem that using electric image method to solve the electric field in the wedge area between two infinite earthing metal boards are discussed using group theory.
采用摄动法研究了楔形杆轴的固有纵扭振动，并且推导出了其固有纵扭振动的振型函数及频率特征方程。
The natural longitudinal or torsional vibration of a wedge-shaped shaft is studied with perturbation method. The vibration mode function and the frequency characteristic equation are derived.
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