gemological的例句（gemological在句子中的用法）

• The spectral analysis techniques have been applied to the gemological study and gemstone identification. 波谱分析技术已被成功地应用于宝石学研究和宝石鉴定领域.
• It dark green, light yellow - green spots, other gemological properties similar to omphacitic jade. 它呈深绿色, 有淡黄绿色斑点, 其他宝石学特徵与绿辉石质翡翠相似.
• The gemological refractometer is characterized by small volume and less weight. 这种宝石折射仪的特点是小巧轻便.