词汇	piston motion
释义	piston motion 活塞运动
随便看	hightensile high-tensile steel reinforcement bar fixture high tensile steel submaringe high tensile steel tendon high tensile high-tensile high-tensile alloy high tensile aluminium alloy high-tensile aluminium alloy high-tensile belt conveyor high tensile bolt high-tensile bolt high tensile brass high-tensile brass high-tensile bronze high tensile cast iron high-tensile concrete high tensile deformed steel bar high tensile electric welding rod high tensile electrode high-tensile electrode high-tensile meterial high tensile pipeline-steel high tensile reinforcement high-tensile reinforcement