Izvo zvakasvibirira zvigadzirwa zvekugadzirwa kwemhando yepamusoro chiwanikwa geological maturusi maturusi ari chaizvo WC-Co alloys, uye mazhinji acho ari maviri-chikamu alloys, kunyanya akaomesesa-ane alloys. Kazhinji zvinoenderana nematombo akasiyana ekuchera matombo, akasiyana kuomarara kwedombo, kana akasiyana ndima ...
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