张帖

Books of rubbings from stone inscriptions: books of rubbings from stone inscriptions of the eras before the Yuan Dynasty, whole pieces of rubbings of the Ming Dynasty and rare books of rubbings, de luxe editions of first rubbings, books of rubbings of the Qing Dynasty or of the modern times that the originals are important and have already been lost, process copies of exquisite rubbings of the Ming and Qing dynasties, books of rubbings that have important prefaces and postscripts by famous persons of Qing Dynasty and before.

二十一、碑帖拓本元代以前的碑帖拓本；明代整张拓片和罕见的拓本；初拓精本；原物重要且已佚失，拓本流传极少的清代或近代拓本；明清时期精拓套帖；清代及清代以前有历代名家重要题跋的拓本。

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。