true SendMailJob System 发送邮件 DSWeb.Job.Common.SendMailJob,DSWeb.Job.Common true false SendMailScheduler System 发送邮件触发器 SendMailJob System -1 10000 ClearMailJob System 清理过期邮件 DSWeb.Job.Common.ClearMailJob,DSWeb.Job.Common true false ClearMailJobScheduler System ClearMailJob System 0 20 0 * * ?