- data-stream interface(dsi)英語什么意思:In DPPX, an intermediate level of communication support accessed through SEND and RECEIVE macros. At this level, the user is responsible for handling the format of data sent to devices.; 在分布式處理程序設(shè)計(jì)執(zhí)行程序(DPPX)中,通信支持的一個(gè)中間級(jí),通過SEND和RECEIVE宏 指令來訪問。在這一級(jí),由用戶負(fù)責(zé)處理發(fā)送給設(shè)備的數(shù)據(jù)格式。