词汇	downstream pull
释义	downstream pull 顺流推；下推拉
随便看	critical vertical load critical vessel critical vibration Critical vibration speed critical vibratory critical view critical viewing distance critical viscosity critical viscous damping critical viscous damping coefficient critical viscous sublayer critical vlaue critical void ratio critical voltage critical voltage difference critical volume critical volume fraction critical volume level critical volume theory critical volumn critical vulnerability critical wall thickness critical water content Critical water content of frost heaving critical water depth