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    The application of upgraded PLC control system in the pneumatic convey facilities in acetylene production procedure was introduced.

    youdao

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    In this part, calculation methods of the productivity, air-cushion pressure, air flow quantity, nozzle area, capacity of ventilator and electric motor are given out systematically.

    youdao

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    In this part, calculation methods of the productivity, air-cushion pressure, air flow quantity, nozzle area, capacity of ventilator and electric motor are given out systematically.

    youdao

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