单词：environmentally sound technology
单词：environmentally sound technology 相关文章
Most of them travel 40,000 miles to a satellite and then back to earth. Ten years ago, a satellite was capable of receiving and transmitting more than 33,000 telephone conversations simultaneously. No
自考英语（一）78讲
(MA) These days we take for granted the wide variety of music available on the radio. But, this wasn't always the case. In the early days of radio, stations were capable of broadcasting only a narrow range of sounds, which was all right for the huma
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DAVID GREENE, HOST: And, you know, the debate over coal can really seem like a battle between bitter enemies. You have environmentalists who want to replace coal with cleaner fuels and coal boosters who want to revive the industry. But there really i
2017年NPR美国国家公共电台5月
EXPLORATIONS - International Consumer Electronics Show Presents Latest Technology and Products from 2,500 CompaniesBy Dana Demange Broadcast: Wednesday, January 25, 2006 (MUSIC) VOICE ONE: I'm Pat Bod
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环境保护和污染治理已经成为现在大家最关注的话题之一。发展清洁科技，提高能源使用效率成为提升环境质量的不二选择。 Cleantech refers to the technology that is itself environmentally friendly or that h
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Algae Biofuel 作为不依赖于化石资源的燃料，生物燃料逐渐得到普遍认可。但在应用上，使用高等植物的现有手段还存在极限。其原因在于单位面积的收获量较小，并且还会浪费珍贵的水资源。作
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