Filayen injiniyoyi na musamman suna nufin robobin injiniya tare da cikakkun kaddarorin da zafin sabis na dogon lokaci sama da 150 ℃. Gabaɗaya duka high zafin jiki juriya, radiation juriya, hydrolysis juriya, weather juriya, lalata juriya, na halitta harshen wuta retardant, l ...
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