2021??2??2???????????ó??????ITC????????????й????????225??999cc?????????????????????Large Vertical Shaft Engines?????????????????????????????????????????????????????????????????永?????????????????????????????????β???У?5??????ó?????????????????????????????ó????????????????????????????й??永??????????????????????????

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2020??2??5????????????????????????????Coalition of American Vertical Engine Producers????2020??1??15??????????????????????????????й??????225??999cc?????????????????????????????????????????顣2020??2??28???????????ó??????e????????????????????á?2020??6??16??????????????????й??永????????????????????á?2020??8??13??????????????????й??永????????????????????á?2021??1??5??????????????й??永???????????????????????????á?

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https://www.usitc.gov/press_room/news_release/2021/er0202ll1712.htm