讲波段（2）形成自己的交易策略
交易策略是随着行情，自我掌握的知识和技巧，还有投入成本有着必要关系的（心态是另一个基础的必要）
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Disclaimer: The above content reflects only the author's opinion and does not represent any stance of CoinNX, nor does it constitute any investment advice related to CoinNX.