3Namioka Y. , Tanaka T. , Mizutani H. , et al. Planning method used in visual programming for sequence - control program design with sequential function chart[ J]. IEEE Transactions on Industri- al Electronics, 1997,44 ( 3 ) :279 - 288.
4Noda, Y. , Terashima, K. , Predictive filling weight sequence control in automatic pouring system [ C ]. Industrial Electronics, 2008. IECON 2008. 34th Annual Conference of IEEE, Orlando, FL: 2008 : 1527 - 1532.
