...是利用郵件用戶代理(Mail User Agent, MUA)程序, 例如 pine 或者 mutt編寫(xiě)并發(fā)送郵件. MUA程序調(diào)用MTA傳送郵件. 這個(gè)處理郵件到MTA的調(diào)用過(guò)程稱為注入(injection).有兩種方式完成注入, 一種利用SMTP協(xié)議(Simple Mail Transfer Protoco.
then , these four elements were determinated by flowing injecting ( without pump ) 100ul the macerating solution into AAS .然后,用無(wú)泵流動(dòng)注射法,取酸浸提液各100μl,進(jìn)行原子吸收測(cè)定。