TOP GUIDELINES OF BITCOIN

A blockchain can be a distributed public ledger ??or online electronic database ??which contains a history of the many transactions on the System.비트코인 채굴???�해 ?�익??�??�도 ?�습?�다 - ?�히 ?�기가 �??�?�한 지??��?�는 ?�히 그렇?�니?? ?�한 ?�익?�의 ?��??� 비트코인???�재 �