The effect of spinneret hole diameter on the filament diameter and birefringence of PET POY was studied by using the same spinneret.
英
美
具体分析了喷丝孔直径与剪切速率及喷丝头拉伸倍数之间的关系,提出了喷丝孔直径的选择依据。
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英 汉