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Al2O3 monocristallino Sapphire Step Lens Glass Windows2022-09-14 08:54:33 |
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carburo di silicio di 10x10x0.5mm HPSI 1sp 2sp 4H-SEMI SIC Wafersubstrate2022-09-09 11:41:20 |
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Metropolitana ottica lucidata del diametro 10mm Sapphire Al 2O32022-09-09 11:28:31 |