是否有可能在没有任何交易费用的情况下构建一个真实世界的私有以太坊区块链,我应该注意哪些其他费用? [英]Is it possible to build a real-world private ethereum blockchain without any transaction fee and what other costs should I be aware of?
为什么 Bitcoin-Qt 和区块链 API 之间的区块链费用存在差异? [英]Why is there a difference in blockchain fee between Bitcoin-Qt and blockchain API?