11, Circuit Switching and Packet Switching destination[. de ti' n e i jan]n.目的地,终点 allocate[' aelak e i t]vt.分配,分派,配给 release[ri'li:s]vt.释放,放松,发布 Jargon[吗a:gan]n.行话,土语
Model Uncertain Prior analysis assumed a perfect model. What if the model is in correct= actual system dynamics GA(s)are in one of the sets Multiplicative model G,(s=GN(s(1+E(s)) Additive model Gp(S)=GN(S)+E(s) where
一个完整的邮件服务器系统由邮件用户代理(MUA,Mail User Agent)和邮件传输代理 (MTA,Mail Transport Agent)两部分构成。 MUA 向用户提供了 E-Mail 系统的用户界面,使用户可以读、写和管理邮件。 MTA 是指系统中负责邮件发送、接收和路由的程序,是 E-Mail 服务器的主要部分
Recovery of Chemicals Through Method 401 (E1-E2 + C1 + DL1) (methanol extraction, cleanup with partitioning and charcoal/Celite column, HPLC with post-column derivatization and fluorescence detection)
1 Conditional Expectation and Total Expectation There are conditional expectations, just as there are conditional probabilities. If R is a random variable and e is an event, then the conditional expectation Ex(r e)is defined