| 简介 |
PROBLEM TO BE SOLVED : ornament, weft.then product, an individual living, applying the merchandise or rehabilitation, and an energy product of stable quality. SOLUTION : the energy product of the raw material, and a coating layer 42 and the base 41 including a plurality of layers are superimposed on the base. Among them, the coating layer and the base layer, a sufficiently mixed by stirring and mixing of 25%-35% and 65%-75% of the natural contg. essential sol. rare earth ore, the thickness of each layer is about 0. 04 mm a Selected drawing : fig. 4 |
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