In this paper, the birefringence method and its practical USES for measurement of orientation degrees of Polyethylene monofilaments have been investigated.
本文研究了双折射法测定聚乙烯挤出单丝取向度的方法与实际应用。
In this paper we study the structure of panda fibers how to effect the birefringence (beat length) by an infinitesimal element method.
本文用微元算法研究了熊猫光纤的结构参量对熊猫光纤双折射特性(拍长)的影响。
A method for proving crystal birefringence is presented. Thepolarization state of monochromatic plane electromagnetic wave is obtained for intermediate category.
给出了一种证明晶体双折射的方法，并求得单色平面电磁波在中级晶体中的偏振态。
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