正向工程是对一个系统物理结构实现的高层抽象性、逻辑性及独立性设计的传统处理过程。
Forward engineering is a traditional process of moving high-level abstracts and logical, implementation-independent designs to the physical implementation of a system.
物理抽象层次捕获系统实现的结构。
The physical level of abstraction captures the structure of the system implementation.
在网状的超媒体数据系统设计中，逻辑上用层次数据结构表达，而系统的物理实现采用了更为简单的线性结构组织超媒体数据。
We adopt linear structure organization for data converting in the netted super media The supper media net data is explained in gradational construction logically and in linear construction physically.
文章详细研究了板材fms的物理组成以及修正分层控制系统结构形式及其实现方式。
The physical composition, the form of modified hierarchical control system structure and its mode of realization of sheet metal FMS are studied in detail in the paper.
描述了系统的物理结构和软件结构总体方案，并给出了提及联机采集系统实现的关键问题。
Describe the systematic physics structure and overall scheme of software structure, present the key questions that the real-time online data collection and billing system realizes.
第二章分析了联网收费环境下车道收费子系统的物理结构、业务流程，设计了车道子系统的数据类型，并用合理的软件结构实现了车道收费子系统。
The second chapter analyses the structure and the operation flows of charge lane , designs the data types and realizes the charge lane subsystem through rational software modules.
并在此基础上完成了系统进化的实现方法，包括系统物理进化方法、系统逻辑结构进化方法、数据分布进化方法。
On this basis, system evolutionary methods are achieved, including physical evolutionary method, logical evolutionary method, data distribution evolutionary method.
并在此基础上完成了系统进化的实现方法，包括系统物理进化方法、系统逻辑结构进化方法、数据分布进化方法。
On this basis, system evolutionary methods are achieved, including physical evolutionary method, logical evolutionary method, data distribution evolutionary method.
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