迁徙

The common ancestor is, however, too recent for the new species to be a remnant of the first human excursion from Africa, the one that led to Java man and Peking man, now known as Homo erectus.

然而人类共同祖先出现的年代比较接近现代，以致于这新的人种不可能是第一批从非洲出发迁徙人类的残余。这今天被称为直立人的第一批人类，是爪哇人和北京人的祖先。

Lifestyle:Musk Turtles are uncommon, but may be abundant in certain locales on L.I. May only be on L.I. This species prefers slow moving, soft bottomed steams, rivers and canals.

生活方式：麝香龟是不同寻常的，但可能在某些特定的地方有丰富的种群，这个物种喜欢缓慢迁徙，柔软的河床等。

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。