2024??2??29???????????ó??????ITC????????????й???????????У?Tapered Roller Bearings??????????η????????臨??????????????????????????з??????????????????????????永?????????????????????????????????????????????????????y???????????з??????????????Ч??

1987??6??15?????????????????????????й?????????????????????????????????e???????????????臨????????????????????2000??7??11???2006??9??15???2012??8??30???2018??10??17????????????????????Ч???2023??9??1???????????????????й???????????з??????η????????臨????顣2023??12??15???????????????????й????????????????????η????????????臨????á?

?????????????????ó???????????

????????????

??????У???

????https://www.usitc.gov/press_room/news_release/2024/er0229_64900.htm