With high efficiency and low rib threadTube with heat transfer efficiency, small size, the advantage…
采用高效低肋螺纹换热管，具有换热效率高、体积小、用水量小等优点；
2
The single track, the double threadtube clamp the product to select the unique connection method, has met the different assembly way need.
单线、双线管夹产品采用独特的连接方式，满足了不同组装方式的需求。
3
The utility model relates to a threadtube bicycle frame made of carbon fibers combined with metal, which is composed of a plurality of supporting rods, an engaging head, and a two-way joint.