Nwee ajụjụ? Nye anyị oku:86 159020656999

Vakum rf

2 na 1 rf vaguum micro dị mkpa anụ ahụ maka akwa akwa maka akwa ụlọ, na-eji

Ihu RF na-arụpụta akwara, yana ebumnuche nke mkpali magnoelectic bụ ebe mbụ na-eme mkpọtụ, na-eduga na nchịkọta akwara.

njuputa nju