低频地表振动
low-frequency ground motion
地表振动地声
ground vibration underground sound
地表振动加速度振级
grade of ground surface vibration acceleration
转速表振动传感器
tachometer vibration sensor
表面集体振动
surface collective vibration
表面振动
surface vibration
Surface Vibration of Diesel
vibration frequency
表面振动速度
surface vibration velocity
表面振动速度测量
surface vibration measurement
表面振动压实法
surface vibration compacting test
核表面振动
nuclear surface oscillation
铝表面振动弛豫
Oscillatory relaxation of Aluminum