这些公式使得这些点子上的导数近似式是非对称形式.These formulas make the approximations for the derivatives at these points in a nonsymmetrical manner.就准确度而言, 本研究所推导之近似式优于其他文献中所发表之相关公式.In terms of accuracy, the present approximation is superior ...
They had a clandestine meeting in the park yesterday.昨天他们在公园开了个黑会.To dramatize the necessity of clandestine warfare, instructors objectively recited case histories and their import.为了说明秘密战的必要性, 教官们客观地讲述了案例及其意义.This be th...