SADI Muslihuddin Abumuhammad Abdulloh ibni Mushrifuddin (1203/8, Sheroz—1292, hamon jo), shoir, nasrnavis va mutafakkiri fors-tojik. …
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TRANZISTOR (az anglisi transfer— guzaronidan va resister — muqovimat), asbobi nimnoqiliest, ki se yo ziyoda az on baromad dorad. Asosan baroi tagyir dodan va generonidani lappishhoi elektri istifoda meshavad. Tranzistorro soli 1948 fizikhoi amerikoi U. Shokli, U. Bratteyn va J. Bardin kashf namudand. Tranzistorho asosan du navand: unipolyari va bipolyari.
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