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wiki/concepts/TCO-Total-Cost-of-Ownership.md
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---
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title: "TCO (Total Cost of Ownership)"
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type: concept
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tags: [cost-analysis, roi, tool-evaluation]
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sources: []
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last_updated: 2026-04-21
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---
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## Summary
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总拥有成本(TCO)是一种综合成本分析方法,计算工具或系统的全生命周期成本,支持长期投资决策。
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## Definition
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TCO 包含以下成本组成部分:
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- 许可费用(licensing)
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- 实施成本(implementation)
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- 培训成本(training)
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- 维护成本(maintenance)
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- 集成成本(integration)
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- 迁移成本(migration)
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- 支持成本(support)
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## Formula
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```
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TCO = (年许可费 × 年数) + 实施费 + 培训费 + (年维护费 × 年数) + 集成费 + 迁移费 + (年支持费 × 年数)
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```
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## Application
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- 工具选择决策
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- 预算规划
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- ROI 计算
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- 供应商比较
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## Related Concepts
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- [[Tool Evaluation Framework]]
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- [[ROI Analysis]]
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- [[Vendor Management]]
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