This paper, in the first place, attempts to analyse the functions of that subsystem and various relations of dependence and interaction by means of system theory, information theory and cybernetics.
本文利用系统论、信息论和控制论的方法，首先试图分析该子系统的功能和各种相互依赖相互作用的关系。
This course introduces the concept of 'life as a geological agent' and examines the interaction between biology and the earth system during the roughly 4 billion years since life first appeared.
本课程引进“生命也可视为另一种地质营力”的概念及检验自从生命首次出现，迄今约四十亿年内，生命与地球系统彼此相互作用的情形。
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