我有这个事件：
BEGIN:VCALENDAR
PRODID:-//bashmoblie v0.1//NONSGML iCal Writer//EN
VERSION:2.0
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
DTSTART:20120830T100000
DTEND:20121212T112000
DTSTAMP:20091130T213238Z
UID:1285935469767a7c7c1a9b3f0df8003a@yoursever.com
CREATED:20091130T213238Z
SUMMARY:Class: SOC 104 1 Lecture(1320)
LAST-MODIFIED:20091130T213238Z
EQUENCE:0
STATUS:CONFIRMED
SUMMARY:Class: SOC 104 1 Lecture(1320)
LOCATION:Title: American Race Relations(Lecture)
TRANSP:OPAQUE
END:VEVENT
BEGIN:VEVENT
END:VCALENDAR
它成功运行日期范围和时间08/30/2012 - 12/12/2012和10:00 AM - 11:20 AM。
我的实际要求是仅在星期二和星期四的数据范围08/30/2012 - 12/12/2012中设置此活动。现在它每天都会添加它。我可以正确地记录日期，时间和持续时间吗？