有一份,供参考:2 @5 ?$ J' }, Z7 X- [
Development of a monitoring and control platform for PLC-based applications6 A- q4 s* m6 U" _# G# \8 A
Computer Standards & Interfaces, Volume 30, Issue 3, March 2008, Pages 157-166% }/ k4 F+ H2 D! [/ Z0 S e5 l. V
S. Da'na, A. Sagahyroon, A. Elrayes, A.R. Al-Ali and R. Al-Aydi# ~( o+ s* \& _ j# u2 e- H8 O( Z! A$ V
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