杯子成型需要气压提供，正常气压为6 - 8兆帕。需要配三立方空压机。

Glass forming pressure needed to provide air pressure, the normal pressure is 6-8 MPa.

youdao

杯子成型需要气压提供，正常气压为6 - 8兆帕。需要配三立方空压机。

Glass forming pressure needed to provide air pressure, the normal pressure is 6-8 MPa.

youdao