单词	safety position
释义	safety position 保险装置
随便看	oscillating actuator oscillating adaptive control oscillating agitator oscillating airfoil oscillating air shaker oscillating amplitude oscillating and eccentric sifter oscillating and rotary center beard hopper oscillating anode X-ray tube oscillating arc oscillating arm oscillating-armature drive oscillating-armature driveswinging-lever drive oscillating armature motor oscillating arm mechanism oscillating audio oscillating audion oscillating axle oscillating back rest oscillating ball flowmeter oscillating ballistocardiograph oscillating bar oscillating bar hay loader oscillating-bar hay loader oscillating basket