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soga,原来是这样子。。。。

矿场利润没那么高了

当时的计算公式是:矿机1.5万一台,18个月后折旧到零。每天消耗36度电,每度电0.45元。每天每台矿机生产0.001个比特币。

所以每个比特币的成本是
每天矿机成本是:15000/(3651.5)=27.39元
每天电的成本是:36
0.45=16.2元
每天的管理费是:1元

所以比特币的成本是(27.39+16.2+1)/0.001=44590。
和前面说的4.6万元差不多

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