• The flange pipe of the high diameter groove is a new type of steel pipe connection, also known as the clip connection, there are many advantages.

    法兰一种新型钢管连接称为连接,许多优点

    youdao

  • The flange pipe of the high diameter groove is a new type of steel pipe connection, also known as the clip connection, there are many advantages.

    法兰一种新型钢管连接称为连接,许多优点

    youdao

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