sonic diffraction是什么意思 sonic diffraction在线中文翻译

sonic diffraction

sonic diffraction 双语例句

1. The orientation and crystallinity of the PET fibers were measured by sonic and X-ray diffraction. The feature of modulus-strain curves were discussed from the fiber structure and applications.
   通过声速法和X射线衍射实验测试纤维的取向和结晶，结合纤维结构及纤维应用讨论了两种PET纤维的模量-应变曲线特点。
2. Polyacrylonitrile (PAN) precursor was prepared by two-stage stretching method. The orientation microstructure of PAN precursor was studied by wide angle X-ray diffraction, the mechanical properties by single fiber tensile test, and the orientation factor and modulus by sonic velocity method.
   以两段拉伸法制备聚丙烯腈（PAN）原丝，以广角X射线衍射方法研究其微观取向结构，单纤维拉伸实验测得原丝的力学性能，声速法测定其取向系数和模量。

sonic diffraction