Umfundi we-Academician u-Yan Chuliang we-Academy yaseShayina yeSayensi wafunda malunga nokuveliswa kwe-beryllium copper microfilaments kwizixhumi ze-aviation ezizinzile, into ebalulekileyo "intamo", e-KinKou!3


Ixesha lokuposa: Jan-19-2022