the geologist identified several corundoms in the rock sample.
地質學家在岩石樣本中辨識出數顆剛玉。
industrial corundoms are used for abrasive purposes.
工業用剛玉用於研磨用途。
the corundoms displayed brilliant colors under the microscope.
這些剛玉在顯微鏡下顯示出鮮艷的顏色。
synthetic corundoms are manufactured for commercial use.
合成剛玉用於商業用途。
the jewelry featured rare corundoms of exceptional quality.
這件珠寶飾有品質非凡的稀有剛玉。
corundoms rank among the hardest natural minerals.
剛玉是自然界中最堅硬的礦物之一。
the collection included valuable corundoms from various sources.
這收藏包括來自不同來源的珍貴剛玉。
scientists study corundoms to understand mineral formation.
科學家研究剛玉以了解礦物的形成。
the corundoms showed unique crystalline structures.
這些剛玉顯示出獨特的晶體結構。
high-quality corundoms command premium prices in the market.
高品質的剛玉在市場上價格高昂。
the cutting tools utilize industrial-grade corundoms.
切割工具使用工業級剛玉。
gemologists carefully evaluate corundoms for clarity.
寶石學家仔細評估剛玉的透明度。
the geologist identified several corundoms in the rock sample.
地質學家在岩石樣本中辨識出數顆剛玉。
industrial corundoms are used for abrasive purposes.
工業用剛玉用於研磨用途。
the corundoms displayed brilliant colors under the microscope.
這些剛玉在顯微鏡下顯示出鮮艷的顏色。
synthetic corundoms are manufactured for commercial use.
合成剛玉用於商業用途。
the jewelry featured rare corundoms of exceptional quality.
這件珠寶飾有品質非凡的稀有剛玉。
corundoms rank among the hardest natural minerals.
剛玉是自然界中最堅硬的礦物之一。
the collection included valuable corundoms from various sources.
這收藏包括來自不同來源的珍貴剛玉。
scientists study corundoms to understand mineral formation.
科學家研究剛玉以了解礦物的形成。
the corundoms showed unique crystalline structures.
這些剛玉顯示出獨特的晶體結構。
high-quality corundoms command premium prices in the market.
高品質的剛玉在市場上價格高昂。
the cutting tools utilize industrial-grade corundoms.
切割工具使用工業級剛玉。
gemologists carefully evaluate corundoms for clarity.
寶石學家仔細評估剛玉的透明度。
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