채굴?� 많�? 컴퓨???�워�??�하�? 블록???�효?�을 검증하�??�는 ??좋�? ?�람?� ?�머지 ?�트?�크 ?�에 ?�학?�인 문제�??�결?????�을 것입?�다. All transactions are recorded on-line inside a electronic databases called a blockchain that makes use of highly effective a single-way encryption to ensure security and evidence of possession. ???�려�?많�? ?�드?�어 지�?모델?� ?�용?�기 ?�운 ?�터?�이?��? ?... https://marjaneyb221ume1.blogdosaga.com/profile