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什么是比特币 OP_CAT?
OP_CAT,代表OPcode Concatenate,是一个提议的比特币操作码,将在比特币区块链上实现更高效和灵活的智能合约功能。操作码是定义在比特币脚本中可执行操作的低级指令。比特币脚本是控制比特币交易支出条件的小程序。它们决定了比特币如何以及何时可以从一个 ...
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North Macedonia deadly fire
Pleads not guilty
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Child abuse images sentence
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US expels SA ambassador
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US launches strikes in Yemen
Israeli attack in Gaza
Laceration hazard recall
Second protester arrested
Man wins $50M over burns
ISIS leader killed in Iraq
RU, UKR launch attacks
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