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单词 tungstic acid
释义 tungstic acid
noun
1. : tungsten trioxide
2. : any of various acids derived from tungsten trioxide; especially : the simplest acid H2WO4 analogous in composition to chromic acid and obtained as a yellow powder or as the white monohydrate H2WO4.H2O but known chiefly in the form of salts — compare heteropoly acid, metatungstic acid, phosphotungstic acid
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