在传统的汽车设计过程中，必须经过反复修改和试验，产品开发成本高，周期较长。
In the traditional course of vehicle design, modification and experimentation are repeated, so the cost of product development is high, and the cycle of vehicle development is long.
阐明基于变型设计理论的系列产品平台的研究，对实现快速设计、降低产品开发成本具有重要意义。
It expounds that this research is of momentous significance for accomplishing rapid design and reducing product design cost.
相关参数化设计方法有利于实现产品的最优设计或变形产品设计，缩短产品开发周期、降低产品开发成本和制造成本。
The interactive parameterization design helps the optimal design of product and it's variants, shorten the product developing period and reduce manufacturing cost.
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