2022??3??3?????????????????????????????й???ī???????????????Seamless Refined Copper Pipe and Tube??????????η????????????臨???????????????????????????????????й??永???????????60.85%???????????????????????ī?????永???????????27.16%????????????????????????????漰????Э????????7411.10.1030?? 7411.10.1090???μ???????????7407.10.1500??7419.80.5050??7419.99.5050??8415.90.8065??8415.90.8085??

2009??10??21???????????????????й???ī????????????????з????????????顣2010??9??27???????????????????й???ī??????????????????????????á?2015??10??1??????????й???ī????????????????е???η????????臨????顣2016??6??13?????????e?????????η???????????臨????????á?2021??11??1???????????????????й???ī?????????????????????η????????臨?????????顣

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https://www.federalregister.gov/documents/2022/03/03/2022-04491/seamless-refined-copper-pipe-and-tube-from-the-peoples-republic-of-china-and-mexico-final-results-of