随着国内外市场竞争的日趋激烈，以及人们生活水平的不断提高和个性化追求，产品的生产批量逐渐减小，寿命周期日益缩短，而伴随着科技的飞速发展和产品复杂性的增强，产品的开发周期却逐渐延长，企业只有把握市场需求，在较短的时间内迅速而有效地开发出成本低、质量好的... With the increasingly fierce competition in the domestic and international markets, as well as the constant improvement of people's living standards and the pursuit of personalization, product batch production has been gradually reduced and the life cycle has been shortened. With the rapid development of science and technology and the enhancement of product complexity, The development cycle has been gradually extended, companies only grasp the market demand, in a short period of time quickly and effectively developed a low-cost, good quality ...