转向值

In this paper the existence of solutions of a class of singularly perturbations of third order boundary value problems with turning points is proved,and the uniformly valid estimates of the solutions are given.

本文证明了一类具有转向点的三阶奇摄动边值问题解的存在性，并给出了解的一致有效估计。

Maximum axial load values admissible in only one direction with the use of a thrust bearing.

上述所有的最大轴向负载值是根据单转向并使用推力轴承的前提下计算的。

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。