N
新闻资讯
ews
ews
Warning: Cannot modify header information - headers already sent by (output started at /data/user/htdocs/news.php:5) in /data/user/htdocs/cs.php on line 2
2018-1-9
选择白色母粒时,要按选用范围选用,丙纶色母粒有细旦级、粗旦级之分,粗旦级的白色母粒色不能用于细旦级配色,配色时应考虑纺制纤维的单丝旦数,选择同类级别的白色母粒。...