Capabilities and management of a fan cooling device.
一个风扇制冷设备的功能和管理。
Applied invention patents "Gun cooling device", with high reliability.
应用了《焊枪降温装置》发明专利，属于高可靠性产品。
The slow-cooling device is a group of nozzles communicated with a fuel gas source.
缓冷却装置为与燃气 源相连通的一组喷嘴。
The slow-cooling device is a group of nozzles communicated with a fuel gas source.
缓冷却装置为与燃气 源相连通的一组喷嘴。
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