旋转振动钻井
rotary vibratory drilling
振动旋转钻井
vibratory rotary drill
vibratory rotary drilling
半主动振动控制
semi - active control
Semi-active vibration control
被动振动控制
passive vibration control
变参数振动钻削
varying-parameter vibration drilling
超声振动钻削
Ultrasonic vibration drilling
地面地震振动振幅
amplitude of ground motion
电动振动测试系统
electromotion vibration testing system
电动振动器
electrovibrator
electrodynamic vibrator
electrodynamic shaker
Electrodynamic vibration generator
electric vibrator
电动振动设备
electrodynamic vibration equipment
电动振动试验台
dynamoelectric vibration test bench
电动振动台
electrodynamic vibrator
Electrodynamic vibration generator for testing
electrodynamic shaker
Electrodynamic vibration generator
electrodynamic vibration system
电动振动脂肪抽吸机
Liposuction by electricity
电热振动钻削
electric hot vibration drilling
反共振振动机
anti-resonance vibrating machine
反共振振动筛
antiresonant vibrating griddle