[MapiCalendarYearlyAndMonthlyRecurrencePattern.Period property 获取或设置会议模式重复的间隔(以月为单位) public override uint Period { get; set; } 也可以看看 class MapiCalendarYearlyAndMonthlyRecurrencePattern 命名空间 Aspose.Email.Mapi 部件 Aspose.Email]