其中基于振动测试的损伤诊断法可进一步分为直接的系统识别方法、损伤指标法和有限元模型修正法。
The damage diagnosis method based on vibration testing can be further classified as a direct system identification method, a damage index method and a finite element model modification method.
本文通过修正测定市场垄断力的常用指标——勒纳指数以及构建计量模型，实证分析了国际垄断对中国大豆进口的影响。
Through adjusting Lerner index and establishing the econometric model, this paper empirically studies the influence of international monopoly on Chinas soybean import.
研究了以在役钻机井架杆件的测试应力为重要指标，与应力有关的设计参数作为修正对象的仿真模型修正理论。
Taking the testing stresses as the key indicators and the relevant design parameters as the updating objects, the updating theory for simulation model was studied.
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