| 单词 | sprue former |
| 释义 | > as lemmassprue former sprue former n. chiefly Dentistry an implement used to form a sprue in a mould (sense 2a). ΘΚΠ the world > health and disease > healing > dentistry > [noun] > models or casts > impression material > channel in > tube for producing sprue1875 sprue former1877 1877 W. B. Closson U.S. Patent 192,112 1/2 The deposit should be removed or filed from the edges of the plate and the outer ends of the sprue formers. 2016 Jrnl. Prosthetic Dentistry 116 911/1 A plastic sprue former was attached to the completed wax coping before investing and wax elimination. < as lemmas |
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