Ukusukela ekufikeni kwe-carbide enesamente ngo-1923, abantu baye baqhubeka bephucula iipropathi zayo ikakhulu ngokuphucula inkqubo yayo yokucoca, belungiselela i-ultra-fine WC-Co composite powder, kunye nokomeleza umphezulu.Nangona kunjalo, ngenxa yeengxaki zezixhobo ezinzima, iindleko eziphezulu zokulungiselela, kunye ...
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