Ama-ejensi kahulumeni aphikisana nokukhushulwa kwezinga lemali yezemvelo
Umnyango Wezolimo WaseRussia kanye Nomnyango Wezimboni Nezohwebo uthe bamelene namazinga ayisisekelo ezindleko zemvelo kanye nokwenyuka kwama-coefficients alungiswe uMnyango Wezemvelo...