研究液力耦合器的应用特点、特性原理，掌握其选型理论，可以使液力耦合器的应用获取最佳技术经济指标匹配。
The study of their application properties and particular principles and the mastery of their model selection can make hydraulic couplers get best technical and economic match in their applications.
为此，对变电站所在地的土壤进行了电阻率调查，分析了导电混凝土的特性及其技术经济指标，最终确定了地网方案。
Therefor, the soil resistivity of the substation is investigated; the features and the techno economical indexes of conducting concrete are analyzed, thus setting the scheme of the ground net.
结合工程实践，对阳离子乳化沥青的特性进行了分析，并对阳离子乳化沥青的技术经济效益进行了详细的论述。
Based on the practice, analysis is made on the performance of the cationic emulsified bitumen, and discussed the economic benefit in technological application.
本文试图从多元多项式回归模型的特性出发，研究其在渔业技术经济分析中的应用。
The article gives a description of the multi-variable multinomial regression model and discusses its use in fishery technical and economic analyses.
本文试图从多元多项式回归模型的特性出发，研究其在渔业技术经济分析中的应用。
The article gives a description of the multi-variable multinomial regression model and discusses its use in fishery technical and economic analyses.
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