uncountably造句

• By using the theory of planar dynamics system to a class of coupling nonlinear equations, the existence of uncountably infinite many smooth and non-smooth periodic wave solutions and solitary wave solutions is obtained . under different parametric conditions, various sufficient conditions to gurantee the existence of the above solutions are given
  研究了一类广义耦合非线性方程的行波解分支，得到了该方程的无穷多光滑与非光滑周期波的存在性，并在各种不同的参数条件下，给出了保证该方程上述解以及孤波解存在的充要条件。