过滤群

This group of whales is characterized by a set of baleen plates in their mouth that serve to filter prey from the water.

这一群鲸的特点是一套baleen板在其口服务的过滤猎物，从水。

Compared to information filtering systems which aim to find interesting information for users, the system has several differentiae.

它所过滤的内容与系统的某一个或者某一群用户无关，而是适用于过滤系统的全部用户。

"We've been developing filtering techniques that allow us to tell the difference between an actual earthquake and a group of people who just finished playing a videogame and got the munchies," Earle said.

我们一直在开发过滤技术，这让我们去分清真正的地震与一群只是刚玩完视频游戏人的不同。Earle说

Every client can select the useful information according to his own need, and the useless information will be filtrated.

第二种是利用群组通信进行信息过滤，各个用户可以根据自己的不同需求选择需要或者不需要哪些信息，对于不需要的信息就可以过滤掉。

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。