• A new type of high pressure hermetic sealing structure suitable for the situation of non-easydisassembling to change seals is instucted.

    介绍了一适用于不易更换密封场合下新型高压密封结构

    youdao

  • A new type of high pressure hermetic sealing structure suitable for the situation of non-easydisassembling to change seals is instucted.

    介绍了一适用于不易更换密封场合下新型高压密封结构

    youdao

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