Mashiinnada alxanka ee booska kaydinta tamarta, hubinta tayada iyo daacadnimada kala-goysyada alxanka ayaa ah muhiimadda ugu badan. Si taas loo gaaro, habab kala duwan oo baaritaan ayaa la isticmaalaa si loo qiimeeyo kala-goysyada alxanka ee cilladaha, sida fiyuuska aan ku filneyn, dildilaaca, ama porosity. Maqaalkani waxa uu sahaminayaa tignoolajiyada kala duwan...
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