... laboratory model construction 实验模型结构 empirical model construction 经验模型构建 Grey Model Construction 灰建模 ; 灰色建模 ...
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专家系统能够运用专家的知识与经验进行推理、判断和决策，是解决生物量软测量混合模型构建的有效方法。
Expert system can use experts' knowledge and experience to ratiocinate, judge and make decision, which is an effective way to construct the soft-sensor hybrid model.
通过构建理论模型和经验模型，我们可以得出以下结论：(1)财政支出总水平与经济增长负相关，财政生产性支出与经济增长正相关。
Our theoretical and empirical models give the following conclusions: (1) the total fiscal expenditure correlates negatively to economic growth, the fiscal productive expenditure positively.
国内研究者对不同环境因子对固氮的影响开展了一些工作，但多未从定量角度出发。国外的生物固氮模型按构建方式大致可以分为经验模型和机理模型两类。
Domestic researchers have carried out some work on the influence of environmental factors on nitrogen fixation, however most of them are not from a quantitative point of view.
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