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Anticipating the fifth exposition the area will areach to above 25000 square meters,the scale on display will achieve 700-800 corporations,Estimates 1,200 standard booth, and the main item on display are liquor products, drink products, fallow foods, food machinerys and packing, infant foods, the area of agricultural product will show the food grains, edible oils and food industry relevance products such as food raw material , among the rest,the number of the oversea corporations participate in exhibition is close to 150 , taking possession of 1/5 of exhibition's scale.

第五届预计展出面积25000平方米，展出规模700-800家企业，预计1200个标准展位，主要展品有酒类产品、饮料产品、体闲食品、食品机械与包装、儿童食品、农产品展区、粮油产品及食品原料、添加剂等食品行业相关产品参展，其中海外参展食品企业近150家，占展会规模的1/5。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。