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2021??8??3????????????????CBSA????????????????й??????????????Σ?Upholstered Domestic Seating?????????????????????????????й?????????????????0??188.0%???????????0.0%??81.1%???????????????????????????????9.9%??179.5%???????????0.00%??5.5%?????????ó??????CITT??????2021??9??2?????????????????á??永???????????????9401.40.00.00??9401.61.10.10??9401.61.10.90??9401.71.10.10??9401.71.10.90??
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http://cacs.mofcom.gov.cn/cacscms/article/ckys?articleId=170288&type=1
2020??12??21??????????????????????????????????????й??????????????η?????????????????????顣2021??5??5?????????????????????????????й???????????????????????????????????????á?
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????https://www.cbsa-asfc.gc.ca/sima-lmsi/i-e/uds2020/uds2020-nf-eng.html