The influence of the melt temperature on the crystalline morphology of polytetrafluoroethylene was studied by Small Angle Light Scattering and Electron Microscope techniques.
用小角光散射、电子显微镜等方法研究了熔体温度对熔融结晶的PTFE结晶形态的影响。
This paper presents a method of measuring the particle mean size and dust concentration by small angle near forward light scattering optics and the extinction theory.
本文综合前向小角光散理论及消光原理，提出一种测量粉尘平均粒径及粉尘浓度的光学方法。
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