The major succession processes of vegetation association are consistent with the process from which the shifting sand turned into fixed sand . the models of succession series are: Comm.

基质条件和人为影响是豫北沙地植被演替的主要因素。主要的演替形式是由无植被向固定沙地稳定群落的进化型演替。

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In succession introduces an example of distributed multimedia system-remote Education system, and models the session control modul and simply analyses the model.

接着介绍了一个分布式多媒体系统的实例一远程教育系统，并且对会话控制模块进行了建模和简要分析。

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Novell has since struggled through a succession of bosses and business models, but never really found its next big thing.

ECONOMIST: Linux breaks another window

AIDS. Rian Malan, a South African writer, recently documented how models used to estimate the number of deaths from the disease have been abandoned in quick succession as they have failed to track changes in mortality rates.

ECONOMIST: Building better models of the prevalence of HIV

It also sent a succession of Republicans to Congress, although it preferred the moderate-to-liberal models such as Paul N.

CNN: District Profile: California -- 14th District