The definition, classification, index system and work flow of early - warning of water resources security was expatiated.
分别阐述了水资源安全预警的定义、分类、指标体系和预警流程等。
The design of the first ball on the size of the work of classification diagram and work flow chart of the control system.
本设计首先介绍了大小球分类的工作示意图和工作流程图，分析了控制系统的要求。
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