nonlinear restriction meaning in English

非线性限制
非线性约束

On the basis of analysis of factors impacting on earthwork allocation and transportation , a new kind of earthwork allocation and transportation method based on ant algorithm ( aa ) and particle swarm optimizer ( pso ) is presented in this paper , and it has the advantages of being able to consider nonlinear restrictions and uncertain factors
摘要本文分析了水利工程中土石方调运的影响因素及其特点，提出了一种基于蚂蚁算法和粒子群算法的土石方调运优化方法。