... direction constancy 方向恒常性 direction for consumption 消费指导 direction test 指导测验 ...
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但是，选择增加关于维生素和矿质食品补充剂最高食用水平消费者信息的国家可使用该准则作为指导。
They could however be used as guidance by countries choosing to increase consumer information on maximum consumption levels of vitamin and mineral food supplements.
其中一个记者提问到，苹果会进行怎样的消费者和市场研究，从而来指导新产品的开发呢？
One asked what consumer and market research Apple had done to guide the development of the new product.
该项指导涵盖了对灌溉用水、冷却和贮存的控制和消费者做到正确洗手等方面。
Guidance covers such aspects as the control of irrigation waters, cooling and storage and correct washing of hands by consumers.
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