vibrating string equation

例句：

1. 1. The vibrational properties of the material are crucial for its application in engineering.
   这种材料的振动特性对于其在工程中的应用至关重要。
2. 2.The vibrating string equation is used to describe the motion of a string under tension.
   振动弦方程用于描述受拉的弦的运动。
3. 3.The vibrating string equation can be used to calculate the natural frequency of a system.
   振动弦方程可以用来计算系统的自然频率。