有一份,供参考: % T% ^1 \/ ?) h0 kDevelopment of a monitoring and control platform for PLC-based applications0 S0 S+ x) t& E Computer Standards & Interfaces, Volume 30, Issue 3, March 2008, Pages 157-166" `* J. G- ^, F, P) }: B. S
S. Da'na, A. Sagahyroon, A. Elrayes, A.R. Al-Ali and R. Al-Aydi 7 n6 K. w" Q, [. R