组合影响系数表示发动机抗组合畸变的能力以及压力畸变和温度畸变之间的相互影响。
Combined effective coefficient shows engine's capability to resist the combined distortion and the interaction between pressure and temperature distortions.
这种组合预测方法根据以往的全部历史数据,利用数值计算的手段决定组合系数函数中的参数,于是组合系数随时间的推移而变化。
Using all the historical data, this method can decide the parameters of the combinational coefficient function, so that the combinational coefficient varies as the time goes.
并以简化的荷载效应组合概率模型,计算出多台吊车组合时的荷载折减系数。
The load reduction factors of the multiple cranes are estimated with simplified probabilistic model of the load effect combination.
应用最优组合预测方法的关键在于怎样确定组合权系数。
The crux of applying the optimal combined forecasting method is to determine the combined weight coefficients.
给出一种新的组合预测模型——广义加权函数平均组合预测模型及其加权系数的参数估计方法。
In this paper, we present a new kind of combining forecasting model based on the generalized weighted functional mean and the parameter estimation methods of its weighting coefficients.
对中长期负荷组合预测进行了研究,提出了基于预测有效度最优的原则来求取组合预测加权系数的方案。
The changeable weight combined method is presented based on the principles of forecast effectiveness optimization through study of mid-long load combined forecast.
本文提出了由几个不同的预测模型通过加权几何平均的方式进行组合从而得到加权几何平均组合预测模型,给出了确定最优权系数的方法。
Weight geometric average combination forecast model obtained by weighing several different forecast models, is presented in this paper. A method is given to determine the best weight.
本文介绍了一种用于高压小尺寸往复密封中,具有寿命长、密封性好、摩擦系数小的组合密封,即V型橡胶圈和V型PTFE圈组合密封。
This paper introduces a reciprocating seal with high pressure and small size. The seal is composed of rubber V-ring and PTFE V-ring, and has long lifetime, good sealness and low friction coefficient.
在此基础上建立面板数据插值的线性组合模型,提出空间漂移度法确定组合插值模型的加权系数。
A combination interpolation model is constructed by the results of the two models, The weights of the combination model are obtained by information entropy.
在此基础上建立面板数据插值的线性组合模型,提出空间漂移度法确定组合插值模型的加权系数。
A combination interpolation model is constructed by the results of the two models, The weights of the combination model are obtained by information entropy.
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