The finish oil content of PET staple fiber was determined by extraction weight method, extraction light refraction method, instant test method and nuclear magnetic resonance spectroscopy.
采用了萃取称重法、萃取折射率法、快速法、核磁共振法测定了对涤纶短纤维的含油率进行了比较。
The invention provides a formed optical forming body with small double refraction and excellent transparency and impact endurance test resistance.
本发明提供成型后的双折射小、且透明、耐冲击性优异的光学成型品。
The invention provides a formed optical forming body with small double refraction and excellent transparency and impact endurance test resistance.
本发明提供成型后的双折射小、且透明、耐冲击性优异的光学成型品。
应用推荐