“nonmetallic ore for gemstone”的概念、定义、翻译、参考文献-科学参考

单词	nonmetallic ore for gemstone
释义	nonmetallic ore for gemstone Encyclopedia 理学非金属矿产资源释 nonmetallic ore for gemstone宝石原料用非金属矿经琢磨后能作为饰物的矿物。
随便看	rule of electroneutrality rule of elimination rule of equal amount of substance rule of equality rule of erecting beam rule of erecting column rule of exportation rule of false position rule of five rule of generalization rule of hypothetical syllogism rule of identity rule of implication rule of importation rule of inference rule of infinite induction rule of joining a disjunction rule of joining an equivalence rule of law rule of law in sport rule of law on policing rule of law system rule of law system engineering rule of Miranda rule of modus ponens

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