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The effect of PET production on melt direct-spinning is discussed .
探讨了PET酯化、聚合生产过程对熔体直接纺丝的影响。
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The melt-spinning technology does not change the crystal structure of the alloy.
快淬工艺不改变合金的晶体结构;
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The melt-spinning technology does not change the crystal structure of the alloy.
快淬工艺不改变合金的晶体结构;
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