Zvigadzirwa
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Yakanyanya kugadzikana yekunyungudika aluminium
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Mhangura yekunyungudika
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Kunyungudika kuchiwanzoitika
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Silicon Carbide Cruble
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Riser Tube Nitride akasungwa silicon carbide
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Clay graphite inowanzoitika
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Yakanyanya kuchinjiswa yemhangura
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Clay Graphite Tsika
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Clay graphite inowanzoitika
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Kugadzikana kwebronze
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Kuenderera mberi kudzikisira kuchinjirwa
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Graphite Crcudues