成本估算成本分析
Cost estimation Cost analysis
以上为机器翻译结果，长、整句建议使用 人工翻译 。
研究了如何在产品的需求设计阶段估算其成本，提出了基于需求成本特征的需求产品成本分析方法。
How to evaluate the product cost in the phase of requirement design was researched and a cost analysis method of requirement product based on requirement cost features was presented.
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