1, Ukuhluleka kwamandla Uma i-chiller ingakwazi ukuqala, isinyathelo sokuqala ukuhlola ukuthi ukunikezwa kwamandla kusebenza kahle yini.Ngezinye izikhathi, kungase kube khona ukunikezwa kwamandla okwanele noma kungabibikho, okudinga ukuhlolwa nokunakekelwa.Ngaphezu kwalokho, kuyadingeka futhi ukubheka ukuthi kukhona yini ...
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