theoretical coefficient of parentage 理论亲本系数

theoretical coefficient method 理论系数法

theoretical thrust coefficient 理论推力系数

theoretical deflection coefficient 理论弯沉系数

theoretical separation coefficient 理论分离系数

theoretical flow coefficient 理论流量系数

theoretical alpha coefficient 理论α系数

theoretical diffusion coefficient 理论扩散系数

theoretical influence coefficient 理论影响系数