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  • What is vacuum
    What is the vacuum Vacuum means that a given gas pressure within the space of less than the area of a standard atmospheric pressure gas state. Vacuum is rarefied gas environment. Compared with the ...

  • Vacuum Coating Create New Applications to the Mobile Phone Cover Color Coating
    For a long time, because of the continuous improvement of the national economy and improving people's living standards, which greatly affect the status and role of film industry in the national economy, t...

  • High-vacuum brazing of diamond tools 4
    High-vacuum brazing of diamond tools 4 Coating Uniform coating of the tool body withthe correct amount of braze anddiamond is essential for the quality ofthe brazed grinding tool. If gaps in th...

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