nonlinear field theory

例句：

1. 1.This nonlinear field theory has been proven tobe effective in solving complex problems.
   这种非线性场论已被证明在解决复杂问题方面是有效的。
2. 2. The nonlinear field theory is afundamental concept in quantum mechanics.
   非线性场论是量子力学中的一个基本概念。
3. 3. The nonlinearfield theory has been widely applied in variousfields, such as engineering and physics.
   非线性场论已被广泛应用于工程和物理学的各个领域。