According to the experimental results of water gate vibration caused by the shock wave in water and the results of their frquency spectrum analyses,the regularity of vibration parameters in various direction of the water gate is discussed.

• 通过对水中冲击波引起挡水坞门振动的安全监测及频谱分析，讨论了挡水坞门不同方向上振动参量的变化规律。