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I-tube ye-graphite yamanani aphansi, i-porosity ephansi enkulu dia...
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Induku yegraphite imelana nezinga lokushisa eliphezulu I-pu...
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Intengo yefekthri i-self-lubricant refractory carbon ...
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Induku yegraphite yekhwalithi ephezulu yokucubungula/igugu...
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Intengo yefekthri ye-graphite tube, ebunjiwe ngomshini...
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Induku ye-Silicon eqinile yokumelana nezinga lokushisa...




