在安装过程中，管道用快速连接套件，使得安装、升级和设备转移更加便捷。
In installation process, the duct USES fast connecting kits, making the installation, upgrading and equipment transfer more convenient and faster.
在安装过程中，管道用快速连接套件，使得安装、升级和设备转移更加便捷。
In installation process, the duct USES fast connecting kits, making the installation, upgrading and equipment transfer more convenient and faster.
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