system engineer

The conceptual framework defines ecosystem engineers as organisms that directly or indirectly control the availability of resources to other organisms by causing state changes in biotic or abiotic materials,and consists of 3 terms:ecosystem engineers;ecosystem engineering and ecosystem engineering effects.

Jones等提出的"生态系统工程师"概念,概括了此类生态学现象的一般特征,为认识生物对环境的影响提供了一种新的理论框架。

At last,motor control system engineering cultivation and its test method were mainly discussed.

介绍了北京理工大学自动化系统工程师技能培训与测试中心(ASE)建设情况,分析了现代自动控制系统的特点与结构体系,提出了ASE对知识结构和技能培训的基本要求,着重阐述了运动控制系统工程师技能培训方案及其考核测试方法。