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Uyilo lwangoku olulula oluPhezulu oluPhezulu lweAluminiyam yaNgaphakathi Swing Casement Sliding Umnyango wangaphakathi
Inkcazo yeMveliso Iingcango zangaphakathi zihlala zisetyenziselwa ukubhekisela kwiingcango zokulala okanye iingcango zokufunda.Indlela yokukhetha umnyango wangaphakathi ofanelekileyo?Sinokuqala ngezinto eziphathekayo, ubungakanani kunye nokucwangciswa kweemveliso.Kufuneka kuqatshelwe ukuba iintlobo ezahlukeneyo zeengcango zangaphakathi zifanelekile kwiimeko ezahlukeneyo kunye neemfuno, kwaye ukukhetha iingcango ezifanelekileyo zangaphakathi kunokubonelela ngemiphumo engcono kunye nokulula ukuhlobisa kwangaphakathi kunye nemisebenzi.Uvavanyo lwesatifikethi ngokuhambelana neNFRC / AAMA / WNMA ...
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