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单词 verneuil process
释义

WordReference Random House Unabridged Dictionary of American English © 2024
Ver•neuil proc′ess  (vûr noi; Fr. ver nœyə),USA pronunciation 
  1. Mineralogy, Jewelrya process for making synthetic rubies, sapphires, spinels, etc., by the fusion at high temperatures of powdered compounds. Also called flame-fusion process. 
  • named after A.V.Latin. Verneuil, 19th-century French mineralogist

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