This picture was recorded in Bangi, a fairly compact settlement area near Putrajaya and Kuala Lumpur.
这张照片拍摄于布城和吉隆坡附近的一个名叫班吉的密集居住区。
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Primary gold ore from Bangi, Guizhou, belongs to a clastic-type, finely disseminated, refractory particles. It is difficult to extract gold from the ore by cyanide infusing.