• The invention solves the technical problems of the hose joint connection, and the assembling method is feasible, which has strong applicability, long service life, fast assemble.

    发明解决软管接头连接技术问题组装方法可行适用性较强使用寿命较长,组装快捷。

    youdao

  • The invention solves the technical problems of the hose joint connection, and the assembling method is feasible, which has strong applicability, long service life, fast assemble.

    发明解决软管接头连接技术问题组装方法可行适用性较强使用寿命较长,组装快捷。

    youdao

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