A silicon nitride porous body which is a body having a generally columnar outer shape and at least two through-holes mutually parallel to one another and which has generally perpendicularly oriented columnar crystals on the surface of the through-holes.

Um corpo poroso do nitride de silicone que sejam um corpo que tem uma forma exterior geralmente columnar e ao menos dois através-furos mutuamente paralelos a um outro e que orientasse geralmente perpendicular cristais columnar na superfície dos através-furos.

 
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