广告提供的所有信息，对公众来说应该是有价值的，即能起到传播信息、引导消费、满足消费者需求的作用。
Advertising provides all the information to the public, should be valuable, that can play dissemination of information to guide consumption, to meet consumer demand.
三以市场为导向，根据市场需求进行产品开发，引导消费者购买和使用节能环保型产品。
Product development should be carried out according to the market demand in order to be market-oriented; and guide consumers to purchase and use energy saving products.
消费者需求是市场需求组成的基础，是市场调节的依据，是市场引导的方向。
Consumers' demand is a composing part of market demand, a basis of market adjusting and the direction of market guide.
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