| 摘要 |
The invention relates to a tube for a heat exchanger through which a fluid flows, intended to promote heat exchange between an external medium and said fluid, formed by at least two plates 4, 5 connected to each other in order to define a circulation duct, the cross section of which is a cross section for passage of said fluid, said circulation duct having a fluid inlet orifice 13 and a fluid outlet orifice 14, wherein said tube comprises a means 12 for partially blocking the circulation duct intended to keep the passage cross section of said duct substantially constant between the inlet orifice 13 and the outlet orifice 14.
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