| 摘要 |
<p>PURPOSE:To simply manufacture the high quality board with porous surface structure, by blanking the strip into a suitable shape and by giving the bendinb, after that, by the process as follows; these blank are combined together with, forming a lattice type body with the bottom; these lattice type bodies are lapped so as to contact their flat planes against the flat sheet; and then, the diffusion welding is carried out.</p> |
