That leads to biquadratic equations for solution.它们又引出待解的双二次方程.The global topological structure of the biquadratic systems is discussed and their coefficient conditions are given.讨论了一类齐四次系统的全局结构,并给出了它们的系数条件.In this paper...
我们不应当对青年作家太苛求.We should not judge the young writers too harshly.他过于苛求.He is particular to a fault.她对他的发音更为苛求了。She became even more exigent over his pronunciation....