销售中的盈亏问题与实际生活联系非常密切,时时处处都会与这类问题打交道,比方说去商场购物,遇到打折,去书店买书,如何买才合算,这些都直接关系到消费者的经济利益·在市场经济迅猛发展的今天,进一步明确销售中的有关问题,非常切合实际·现就这一问题作一探讨·一、了解概念进 The problem of profit and loss in sales is closely related to real life. Everywhere, they will deal with such problems. For example, they have to go to shopping malls, encounter discounts, go to bookstores to buy books, and how to buy them. These are directly related to the economic interests of consumers. · Today, with the rapid development of the market economy, further clarifying the relevant issues in sales is very practical. Now we will discuss this issue. First, understand concepts.