常見例句雙語(yǔ)例句Convergence and optimal error estimation of pseudo-spectral method for nonlinear Boussinesq equation;研究多維區(qū)域中非線性偏微分方程的譜與擬譜方法。Chapter 4 investigates the solitary waves and periodic waves of Nwogu's Boussinesq equation in water wave theory.本章利用平面動(dòng)力系統(tǒng)的分支方法,定性地研究此方程模型孤立波和周期波的存在條件。Based on Boussinesq's Approximation, the introduction of porosity factor, and k -εturbulent model, the closure of turbulent equations is realized.利用布辛涅斯克小密度差近似,引入空度因子,采用雙方程模型,對(duì)紊流方程組進(jìn)行封閉。 返回 Boussinesq