anyị nwetara usoro nke 348 nnọchi Derrick Hyperpool pyramid ihuenyo, na mgbe ụbọchị iri nke mmepụta, anyị dechara a ogbe nke shaker ikiri maka anyị ochie ahịa. A ga-eji ha mee ihe na Derrick Hyperpool shale shaker n'ubi mmanụ. Ọtụtụ mgbe shaker ihuenyo bụ ezigbo ntupu (otu, d...
GỤKWUO