threshold wave number

例句：

1. 1.The threshold wave number is a critical parameter in determining the onset of nonlinear behavior.
   门槛波数是确定非线性行为开始的关键参数。
2. 2. In the study of nonlinear dynamics, understanding the threshold wave number is crucial for predicting system behavior.
   在非线性动力学研究中，理解门槛波数对于预测系统行为至关重要。
3. 3. The researchers found that the threshold wave number had a significant impact on the stability of the system.
   研究人员发现，门槛波数对系统的稳定性有显著影响。