... percussion cutting machine 冲击式切割机 percussion device 撞击装置 percussion drill 冲击钻机 ...
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mechatronic percussion device 机电击发机构
fluid percussion brain injury device 液压冲击颅脑损伤仪
fluid percussion brain ijury device 液压冲击颅脑损伤仪
A percussion device (7) gives impact pulses to a waveguide (21), where a compression stress wave and a reflected tensile stress wave are generated, which propagate in the waveguide.
冲击设备(7)向波导(21)提供撞击脉冲，在波导中产生压缩应力波和反射的拉伸应力波，应力波在波导中传播。
The utility model is composed of a percussion device body, a piston, a percussion spring, a limiting pin, a shutter, a shutter torsion spring, a shutter pin, a torsion spring pin, etc.
它由击发器体、活塞、击发簧、限位销、活门、活门扭簧、活门销、扭簧销等部件组成。
Those who play, hit your vocal musical instrument (playing stringed instruments except) collectively referred to as percussion (device).
凡用打、击方式发声的乐器(打弦乐器除外)统称为打击乐(器)。
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