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2013-05-23 12:21
求翻译：It has been found that the energy used by refrigerators, air conditioners and lights makes up more than 70% of total electricity consumption at home. Although new electrical appliances have been developed that are labelled ‘energy-efficient’ and use less electricity, most of the students did not know about these produc是什么意思？ 待解决
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It has been found that the energy used by refrigerators, air conditioners and lights makes up more than 70% of total electricity consumption at home. Although new electrical appliances have been developed that are labelled ‘energy-efficient’ and use less electricity, most of the students did not know about these produc
问题补充： |
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