To guide designers, there is a need for a uniform model to estimate the manufacturing cost because a large fraction of manufacturing costs for new products is locked in the early design stage.
大部分复合材料新产品的制造成本取决于早期设计阶段，因此应用一个统一的成本估算模型来估算制造成本对设计者来说具有重要的指导作用。
Research on software support cost estimate model is important to the precision and efficiency of software cost estimate.
软件保障模型估算的研究对提高软件保障费用估算的精度和效率有重要意义。
This plan is low in view of many software project's cost reckoning precision, the reckoning result unstable question, proposed one kind based on the COCOMO model estimate method.
本方案针对很多软件项目的成本测算精度低、测算结果不稳定的问题，提出了一种基于COCOMO模型的估算方法。
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