1) pitch contribution
基音贡献
2) group contribution
基团贡献
1.
Extractant design using improved genetic algorithm with Mod.UNIFAC group contribution;
采用改进的遗传算法与Mod．UNIFAC基团贡献设计萃取剂(英文)
2.
A properties estimation method(Corresponding State Group Contribution—CSGC method)is expatiated including the principle of group contribution,the proposed basement and application status of CSGS method.
对一物性估算方法——对应态基团贡献法(Corresponding State Group Contribution,简称CSGC)进行了阐述。
3.
A group contribution model using artificial neural networks was established to predict the flash points of organic compounds.
建立了一个基于误差反向传播(Back-Propagation,BP)神经网络方法的基团贡献模型,用于预测有机物闪点。
3) group-contribution
基团贡献
1.
This study was based on the group-contribution method and the neural network ensemble technology.
基于基团贡献法应用人工神经网络对有机物的常压凝固点进行了估算 ,输入参数为有机物的基团数和表征异构体的参数 ,输出为常压凝固点 。
2.
According to relations and a large number of experimental data, a newgroup-contribution method was developed, which can be used to calculate the saturatedliquid viscosity of freon of ethane system.
推算乙烷系氟里昂饱和液体粘度的基因贡献法吕萍，刘志刚（西安交通大学能动学院西安７１００４９）关键词基团贡献，粘度，乙烷系氟里昂１引言ＣＦＣＳ物质很快将被禁用，寻找合适的替代物已成为当务之急。
5) group bond contribution
基团键贡献
1.
Prediction of the flash points of alkanes by group bond contribution method using artificial neural networks;
人工神经网络基团键贡献法预测烷烃闪点
6) group contribution
基团贡献法
1.
The standard heat of formation ,Gibbs free energy and heat capacity of dimethyl carbonate(DMC)were calculated by Benson's method of group contribution.
用Benson基团贡献法估算了碳酸二甲酯的标准生成热△fHmθ、标准生成自由能△fGmθ和摩尔等压热容Cp,m。
2.
The standard enthalpy of formation Δ_fH~0_m, free energy Δ_fG~0_m and heat capacity C_(p,m ) of methyl carbamate(MC)and dimethyl carbonate (DMC) were calculated by the method of group contribution discovered by Benson SW.
用Benson基团贡献法计算了氨基甲酸甲酯(MC)和碳酸二甲酯的标准生成焓ΔfH0m、标准生成自由能ΔfG0m和热容Cp,m,并计算了不同温度下甲醇和MC催化合成碳酸二甲酯反应的焓变ΔrH0m、自由能变化ΔrG0m、平衡常数Kp及氨基甲酸甲酯的平衡转化率c。
3.
Based on the calculated results of group-contribution models,the binary parameter for regular solubility theory is obtained from the optimization of the summation of residuals between the group contributions and regular solubility theory.
0MPa条件下采用Larsen和Fredenslund两种基团贡献法计算了二甲醚在角鲨烷中的溶解度。
补充资料：基音
复音中频率最低部分的声音。是声音的最主要成分，由发声体整体振动所产生。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条