There are time delay of press forming under fixed pressure.
定压成型时，在压制后有保压延时及自动回程动作。
It is a device used to measure the pressure of a fixed volume of gas.
这是一种用来测量气体压强(在体积恒定下)的装置。
Key type air pressure shaft type paper tube fixed design is adopted in this machine.
本机采用键式气压轴式纸管固定设计。
Key type air pressure shaft type paper tube fixed design is adopted in this machine.
本机采用键式气压轴式纸管固定设计。
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