File:Bi quyet phan biet ngoc trai tu nhien va nuoi cay 1.png
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Summary
| Description |
Tiếng Việt: Nhân của ngọc trai nuôi cấy là một tâm đặc, kích thước lớn được con người cấy vào cơ thể con trai. Có nhiều trường hợp viên ngọc trai nuôi nhưng hình dáng bên ngoài trông rất giống ngọc tự nhiên. Điều này có thể dễ dàng phát hiện dưới máy chụp X-ray ngọc học.
English: The nucleus of cultured pearls is a large, compact, implanted human-made core bead. There are many cases where the pearl is cultured but the appearance is very similar to that of a natural pearl. This can be easily detected under the gemological X-ray machine. |
| Date | |
| Source | Own work |
| Author | Hoanggiapearl |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 09:14, 5 March 2013 | | 329 × 273 (20 KB) | Hoanggiapearl | User created page with UploadWizard |
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