2020??1??2??????????????????棬?????????й??????????????Ferrovanadium??????????η????????臨?????????顣????????????ó??????USITC??????????й??????????????????????η????????臨?????????????飬???????????з??????????????????????????永???????????????????????????????????????????????????????????????淢???????10???????????????????????????????????2020??2??3?????????????ó????????????????????????2020??3??16???e???????????????????????ó?????????????????

2001??12??26???????????????????й??????????????????????????????顣2003??1??28??????????????????????й???????????????????????????????????????永???????????η????????臨????????ú???????2008??12??19????????????永??????????????????????????永???????????η????????臨????????ú???????2015??2??18??????????永?????????????

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????https://www.federalregister.gov/documents/2020/01/02/2019-28081/ferrovanadium-from-china-and-south-africa-institution-of-five-year-reviews

https://www.federalregister.gov/documents/2020/01/02/2019-28344/initiation-of-five-year-sunset-reviews