2011年 [58]prediction of railway freight volumes based on adaboost_bp neural network[c]./proceeding of the icicta conference.shenzhen,china,ei 收录: [57]fault diagnos** of transformer based on probabil**...
主要国际期刊文章:*chinese grain supply and demand in 2010:regional perspective and policy implications.in:german agricultural research.vol 3/2005(55),p.61 – 68.(英文,sci收录论文)1/2*effects of agricultural market p...