These words were spoken before the arrival of the DNA model, before digital technology, before departments of information management systems, and before complexity theory.
说出这些词的时候，DNA模型尚未建立，数字技术尚未应用，信息管理系统专业尚未出现，复杂性理论尚未诞生。
To improve the design and managing level of the digital substation secondary system, a refined management model for digital substation secondary system based on IEC61850 is studied.
为了提高变电站二次系统的设计与管理水平，研究了基于IEC 61850标准的数字化变电站二次系统精细化管理模型。
The paper discussed the method of setting up and applying digital topographic model for a certain area of forest resource management.
讨论在一个具体森林资源管理区域内建立和应用数字化地形模型的技术方法。
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