Smoothness Tester
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DRK105 Smoothness mita
Choyesera chosalala cha DRK105 ndi chida chanzeru choyezera kusalala kwa pepala ndi makatoni chomwe chapangidwa kumene ndikupangidwa motsatira mfundo ya chida chosalala cha Bekk chomwe chimagwiritsidwa ntchito padziko lonse lapansi.
