开始:VCALENDAR版本:2.0 PRODID:icalendar-ruby CALSCALE:GREGORIAN方法:发布X-WR-CALNAME:信号完整性日志BEGIN:VTIMEZONE TZID:America/Detroit BEGIN:DAYLIGHT DTSTART:20210314T030000 TZOFFSETFROM:-0500 TZOFFSETTO:-0400 RRULE:FREQ= year;BYDAY=2SU;BYMONTH=3 TZNAME:EDT END:DAYLIGHT BEGIN:标准DTSTART:20211107T010000 TZOFFSETFROM:-0400 TZOFFSETTO:-0500 RRULE:FREQ= year;BYDAY=1SU;BYMONTH=11 TZNAME:EST END:标准END:VTIMEZONE BEGIN:VEVENT DTSTAMP:20230420T001851ZUID:ffcf23c8-6af9-4820-81be-75fdfa63252d DTSTART;TZID=America/Detroit:20210811T140000 DTEND;TZID=America/Detroit:20210811T143000描述:\n\n EDI CON Online网络研讨会系列\n\nhttps://www.signalintegr ityjournal.com/events/207-edi-con-online-what-is-dfx-why-is-it-so-importan t-and-who-should-do-it地点:总结:EDI CON Online:什么是DFX\，为什么它如此重要\，谁应该做?Url: end: vevent end: vcalendar