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EROZIYaI METALLHO

eroziyai-metllho

EROZIYaI METALLHO, az tasiri gaz, moe, zarbahoi mekhaniki va razryadhoi elektri tadrijan vayron (khurda) shudani sathi masnuoti metalliro guyand. E. m. prosessi mushtaraki fiziki va fizikiyu khimiyavi buda dar natijai tasiri muhit, harorathoi tagyiryobanda va g. ba vujud meoyad.

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SADUDDINI SAYDI HIRAVI

SADUDDINI SAYDI HIRAVI —(soli tavalud nomalum —vafot 1364), shoiri fors-tojik. Jarayoni zindagii Saduddini Saydi Hiravi …