It concludes the technique and application character of USSD, the related network structure of USSD platform, explains the handle flow of the interactive response of USSD.
总结了USSD的技术特性和应用特性，基于USSD平台的相关网络结构，说明了USSD交互式响应的处理流程。
There is a great significance of theory and valuable application of engineering about the research of unsteady flow character in the system of hydrodynamic piping network.
水力管网系统中非定常流动特性的研究具有重要的理论意义与工程应用价值。
There is a great significance of theory and valuable application of engineering about the research of unsteady flow character in the system of hydrodynamic piping network.
水力管网系统中非定常流动特性的研究具有重要的理论意义与工程应用价值。
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