重力压
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gravity pressure drop 重位压降
gravity pressure filling machine 重力装填机
gravity pressure sprinkler system 自压喷灌系统
gravity differential pressure 重位压差
gravity operating pressure head 重力作用压头
pressure head of gravity action 重力作用压头
At that speed, the pressure is three times the force of gravity.
VOA: special.2010.07.07
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