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<title>余地</title>
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<description>加密新手第一课不是怎么赚，是怎么不亏光本金。大白话讲：一笔该投多少、仓位怎么分、亏了要涨多少回本、止损怎么设。附三个随手能算的小工具。</description>
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<title>满仓还是留现金？几成仓位才安全</title>
<link>https://liuyudi.com/articles/how-much-cash-to-keep.html</link>
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<description>别问该满仓还是半仓——现货真正要定的是仓内几成暴露、留多少现金当缓冲。不给统一答案，只给三个决定因素和一套思考框架。教育向，不构成投资建议。</description>
<pubDate>Thu, 16 Jul 2026 00:00:00 +0800</pubDate>
</item>
<item>
<title>爆仓价是怎么算出来的？一个公式加四个避坑</title>
<link>https://liuyudi.com/articles/liquidation-price-math.html</link>
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<description>10 倍杠杆不是跌 10% 才爆仓——维持保证金会把爆仓线拉近。用一个近似公式算清 10x/20x/100x 各要跌多少就爆，配四个实操避坑。教育向，不构成投资建议。</description>
<pubDate>Thu, 02 Jul 2026 00:00:00 +0800</pubDate>
</item>
<item>
<title>亏损与回本的数学：为什么跌一半要涨一倍</title>
<link>https://liuyudi.com/articles/drawdown-recovery-math.html</link>
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<description>跌 50% 要涨 100% 才回本，跌 80% 要涨 400%。把各档亏损所需的回本涨幅掰开算给你看，配回本计算器。控制回撤比追涨幅重要。</description>
<pubDate>Wed, 03 Jun 2026 00:00:00 +0800</pubDate>
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<item>
<title>第一笔，到底该投多少钱？先算你亏得起多少</title>
<link>https://liuyudi.com/articles/how-much-to-invest.html</link>
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<description>别问「该投多少」，先问「我亏得起多少」。一套普通人能用的倒推法：先定你能承受的最大亏损，再反推该买多少，配回本与仓位两个小工具。不喊单、不承诺收益。</description>
<pubDate>Wed, 03 Jun 2026 00:00:00 +0800</pubDate>
</item>
<item>
<title>仓位管理：让单笔最多只亏账户的1%</title>
<link>https://liuyudi.com/articles/position-sizing.html</link>
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<description>单笔固定风险算法：先定这一笔最多亏账户的 1%，再用入场价与止损价的距离反推该买多少。配仓位计算器和风险比例对照表。职业交易者通行做法。</description>
<pubDate>Tue, 02 Jun 2026 00:00:00 +0800</pubDate>
</item>
<item>
<title>新手为什么先别碰合约和杠杆</title>
<link>https://liuyudi.com/articles/why-beginners-avoid-leverage.html</link>
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<description>n 倍杠杆下价格反向约 100÷n 就可能爆仓：10 倍约 10%、20 倍约 5%。再加资金费率、强平、插针，新手先在现货练熟风控。</description>
<pubDate>Mon, 01 Jun 2026 00:00:00 +0800</pubDate>
</item>
<item>
<title>追涨杀跌：为什么你总在高点买、低点卖</title>
<link>https://liuyudi.com/articles/fomo-panic-psychology.html</link>
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<description>高点追、低点割，几乎是新手的标配。这篇把背后的 FOMO、恐慌、锚定、损失厌恶讲清楚，再给几个给自己降速的笨办法。不喊单、不承诺收益。</description>
<pubDate>Sat, 30 May 2026 00:00:00 +0800</pubDate>
</item>
<item>
<title>加密新手第一年的风险路线图：先活下来，再谈赚</title>
<link>https://liuyudi.com/articles/first-year-roadmap.html</link>
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<description>第一年的目标不是赚多少，是活下来、不亏大钱、养成习惯。一份不冒进的分阶段节奏：先学概念→小额试手→建规则→复盘→慢慢加。不喊单、不承诺收益。</description>
<pubDate>Thu, 28 May 2026 00:00:00 +0800</pubDate>
</item>
<item>
<title>盈亏比与胜率：一笔交易值不值得做</title>
<link>https://liuyudi.com/articles/risk-reward-ratio.html</link>
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<description>盈亏比 R = 回报 ÷ 风险，盈亏平衡胜率 = 1 ÷（1 + R）。高盈亏比能容忍低胜率，但别为凑比例乱设目标价。配盈亏比工具，直接算。</description>
<pubDate>Wed, 27 May 2026 00:00:00 +0800</pubDate>
</item>
<item>
<title>止损到底怎么设才不被反复扫损</title>
<link>https://liuyudi.com/articles/stop-loss-guide.html</link>
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<description>止损别按固定百分比拍脑袋，按失效位和结构来设。太近被噪音扫损，太远等于没设。止损要和仓位一起算。承认假信号是成本。不喊单、不承诺收益。</description>
<pubDate>Tue, 26 May 2026 00:00:00 +0800</pubDate>
</item>
<item>
<title>分散还是集中：新手该持有几个币</title>
<link>https://liuyudi.com/articles/diversification-vs-concentration.html</link>
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<description>押一个 all in、还是买几十个山寨假装分散？都是坑。高相关的山寨其实算一个，超出你跟得过来的数量等于没分散。给普通人一个折中。不喊单、不承诺收益。</description>
<pubDate>Sun, 24 May 2026 00:00:00 +0800</pubDate>
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<item>
<title>先有应急钱，再买币</title>
<link>https://liuyudi.com/articles/emergency-fund-before-crypto.html</link>
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<description>买币前先备好 3 到 6 个月应急金、还清高息债，只用亏光也不影响生活的闲钱。带你反推「你能承受亏多少」。不喊单、不承诺收益。</description>
<pubDate>Fri, 22 May 2026 00:00:00 +0800</pubDate>
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<item>
<title>一次性买 vs 分批买：从风险角度看</title>
<link>https://liuyudi.com/articles/dca-vs-lumpsum-risk.html</link>
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<description>不比哪个赚得多，只比哪个更扛得住。一把买进择时压力大、买在高点很受伤；分批买摊平成本、降低焦虑、牛市里可能少赚。扛不住「买完就跌」，那就分批。</description>
<pubDate>Wed, 20 May 2026 00:00:00 +0800</pubDate>
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