在之后的岁月中，大部分学术工作集中于利用可靠、廉价且不需要能源供应的射频识别标签来实现这一梦想。
In the following years much of the academic work concentrated on bringing this about with RFID tags, which are reliable, inexpensive and do not require a power supply.
所以，看看为红色和黄色的能源评级标签。
一个满足或超过基本能源指标的产品可以标上一个指示其能效特征的特殊标签。
A product that meets or exceeds basic energy requirements can be marked with a special label indicating its energy-efficiency characteristics.
购买一台洗衣机大于您需要的，因为它有更多星的评级标签并不会节省能源。
Buying a washing machine larger than you need because it has more stars on the rating label will not save energy.
本发明就是提供一种可用于恶劣环境下的以太阳能为能源的太阳能电子标签及其控制系统。
The invention provides the solar energy electronic label used under severe environments and taking the solar energy as the energy source and a control system thereof.
电子标签能源供应的方式不同，又分为有源和无源两大类。
According to power supply, there are two different types of electronic tags: active and passive.
电子标签能源供应的方式不同，又分为有源和无源两大类。
According to power supply, there are two different types of electronic tags: active and passive.
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