Imakethi ye-graphite electrode, eyehla kunyaka ophelileyo, yenze utshintsho olukhulu kulo nyaka.“Kwisiqingatha sokuqala sonyaka, iielectrode zethu zegraphite zazinqongophele.”Njengoko umsantsa wemarike kulo nyaka umalunga neetoni ezili-100,000, kulindeleke ukuba obu budlelwane buqinile phakathi ...
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