Cov lus nug hauv qab no hais txog cov khoom siv chiv: Cov khoom siv chiv hom dab tsi koj muab?Peb muab ntau yam khoom siv chiv, suav nrog granulators, mixers, tshuab ziab khaub ncaws, txheej tshuab, ntim tshuab, thiab lwm yam.Koj puas tuaj yeem kho qhov fe...
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