丙烯腈系纤维;
If you are a manufacturer of Acrylic Fibre then your production dept must aware of it.
如果是丙烯酸纤维生产商的话生产部肯定会知道的.
The acrylic fibre with weakly acidic group has a low saturation value.
含弱酸性基团的腈纶纤维饱和值较小.
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