“托帕石”的概念、定义、翻译、参考文献-科学参考

单词	托帕石
释义	托帕石 Encyclopedia 工学宝石释 topaz托帕石由含氟和羟基的铝的硅酸盐组成的黄玉族宝石。曾经名为黄玉，但因为易与和田玉中黄色品种的传统名称相混淆，故其宝石学名称改为音译的托帕石。
随便看	principal surface principal symbol principal symbol sequence principal system principal tangent principal tangent bundle principal telescope principal term principal theorem principal trace principal translation principal two-sided ideal principal type principal ultrafilter principal uniformization principal uniformizing function principal unknowns principal value principal value integral principal vanishing point principal variable principal vector principal vertex principal vertical circle principal vibration

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