mineral crystal

基本解釋

Case: Custom 100 Meter Fiber Reinforced Polycarbonate With Hardened Mineral Crystal.
案例：防水100米，表纖維增強聚碳酸酯在淬硬礦物晶體。
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The formation in geological process and geological significance of the ornamental stones have been studied here when we introduce those mineral crystal, rocks and fossils.
在介紹與礦物晶體類、巖石類和生物化石類有關(guān)的觀賞石時，著重闡述了它的地質(zhì)內(nèi)涵和科學(xué)意義。
No longer. In the early 1980s, scientists were able to show that terrestrial mineral and crystal deposits 65 million years old were similar to those found routinely in lunar ejecta.
不久，在八十年代初，科學(xué)家們能夠證明六千五百萬年前的地球礦物和晶體沉積物類似于同期在月球發(fā)現(xiàn)噴發(fā)物。
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