[电] Heaviside层

词型变化：名词复数形式 : heaviside layers

历年考研英语阅读理解mp3(98-3)

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发表于:2018-12-01 / 阅读(314) / 评论(0)

历年考研英语阅读理解

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发表于:2018-12-01 / 阅读(419) / 评论(0)

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发表于:2018-12-04 / 阅读(105) / 评论(0)

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发表于:2018-12-29 / 阅读(133) / 评论(0)

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Another good candidate would be a government-run plant at Badarpur, less than 50km from the middle of Delhi. 另一个较好的选择便是位于巴达普（距德里市中心不到50千米）的官办工厂。 According to the Centre for Science and

发表于:2018-12-29 / 阅读(54) / 评论(0)

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发表于:2019-01-03 / 阅读(82) / 评论(0)

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发表于:2019-01-08 / 阅读(112) / 评论(0)

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发表于:2019-01-09 / 阅读(74) / 评论(0)

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发表于:2019-01-14 / 阅读(66) / 评论(0)

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发表于:2019-01-19 / 阅读(71) / 评论(0)

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发表于:2019-01-20 / 阅读(100) / 评论(0)

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A: I'd like to exchange this DVD player. B: Of course. Do you have your receipt? A: Here it is. B: Now, could you tell me why you want a different one? A: It refuses to play my DVDs. B: That's strange. Let me get you a new one. A: All my friends trie

发表于:2019-01-20 / 阅读(59) / 评论(0)

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发表于:2019-01-21 / 阅读(107) / 评论(0)

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HARI SREENIVASAN, PBS NEWSHOUR WEEKEND ANCHOR: Scientists studying climate change in Antarctica reported this week that the hole in the protected ozone layer of the earth's atmosphere has shrunk. The discovery of the hole in the mid-1980s led to a wo

发表于:2019-01-27 / 阅读(72) / 评论(0)

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Official cars ordered off roads during hazardous pollution

BEIJING, Jan. 29 (Xinhua) -- Thirty percent of official cars in Beijing should not be used when there is extremely bad pollution, traffic authorities confirmed Tuesday. The order was implemented on Monday evening to help combat the fourth round of he

发表于:2019-02-04 / 阅读(190) / 评论(0)

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发表于:2019-02-09 / 阅读(62) / 评论(0)

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发表于:2019-02-21 / 阅读(46) / 评论(0)

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发表于:2019-02-25 / 阅读(62) / 评论(0)

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雅思范文：能源危机的解决

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发表于:2019-02-26 / 阅读(135) / 评论(0)

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