比较 HS 编码
输入最多 5 个 HS-6 编码（逗号分隔），并排比较说明与各国对应编码。
5206.31
Cotton yarn; (not sewing thread), multiple or cabled, of uncombed fibres, less than 85% by weight of cotton, 714.29 decitex or more (not exceeding 14 metric number) per single yarn, not for retail sale
AE 520631
AR 520631
AU 52063110
AU 520631
BR 520631
BR 5206.31.00