在中国,超市正以迅猛的速度成长起来。据统计,2002年全国超市的数量上升了近30%,超市总销售量增长近一倍。安全可靠的产品质量及售后服务、宽敞明亮整洁的购物环境、越来越低廉的产品价格,吸引着越来越多的消费者舍弃街边小店,农贸市场等传统的购物场所走进超市。市场变化的速度是以几何极数来计算的。 In China, supermarkets are growing at a rapid rate. According to statistics, the number of national supermarkets in 2002 rose by nearly 30% and the total sales of supermarkets nearly doubled. Safe and reliable product quality and after-sales service, spacious and bright and clean shopping environment, more and more low prices, attracting more and more consumers to give up the street shops, farmers markets and other traditional shopping into the supermarket. The rate of change in the market is calculated by the number of geometric poles.