66.第二，作为生产过程最终端的销售为市场调研提供信息反馈并进而影响设计阶段。
Second, sales, which is the end point of the manufacturing process, supplies feedback information to market research and further influences the stage of design.
67.第三，产品的设计不仅是产品研发的结果，还受到测试与市场调研的影响。
Third, a product’s design is not only the result of product research and development but it is also influenced by the testing stage and market research.
68.同样，市场调研还对产品包装和广告具有指导作用。
Similarly, market research also has the role of guiding packing and advertising to play.
