Insimbi yokusika yamahhala ibhekisela kunsimbi ye-alloy enezela inani elithile lesici esisodwa noma ngaphezulu sokusika mahhala njengesulfure, i-phosphorus, i-lead, i-calcium, i-selenium, i-tellurium, njll ukuze kuthuthukiswe ukusebenza kwayo.Ngokuzenzakalela, isivinini esikhulu kanye nokunemba kokusika, kubaluleke kakhulu ukudinga i-st...
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