NET OPC logistics control system design mentality and the dispatcher principle, elaborated principle of work and the related problem analysis about the information backward system in detail.
NET的OPC的物流控制系统设计思路和调度原则，详细阐述了信息追溯系统的工作原理和相关问题分析。
Effective control cost was introduced from several aspects, including design, innovation and reduction of power net losses within enterprises.
阐述了在设计、改造、运行过程中降低企业内部电网网损的途径，以达到有效控制生产成本的目的。
Design of bridge construction control net is introduced.
下面就针对桥梁施工的控制网设计进行介绍。
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