trinomial

英 [traɪ'nəʊmɪəl] 美[traɪ'nomɪəl]

It is set up trinomial equation for fractured well on - permeability gas reservoirs based on percolation mechanics.: 文章从渗流力学基本理论出发,建立了低渗透气藏压裂井三项式产能方程.