Mai tada aikin tokar kwal

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Mai tada aikin tokar kwal

Yana tada aikin siminti na tokar kwal, yana inganta ci gaban ƙarfi bayan haɗa tokar kwal, haɓakar aiki na 7d ≥8%, haɓakar aiki na 28d ≥10%, yana tallafawa amfani da tokar kwal da yawa a matsayin albarkatu.