Experimental Super-Fast Spaceplane May Be Coming Soon

A new airplane may soon be able to travel into space at more than five times the speed of sound. The Defense Advanced Research Projects Agency, or DARPA, announced last Wednesday that a project by the aerospace company Boeing was making progress. DAR

VOA常速英语2018--美国宇航局测试用于载人火星任务的核电力系统

NASA Tests Power System to Support Manned Missions to Mars United States government agencies say the first tests of a very small nuclear power system designed for missions to Mars have been successful. 美国政府机构表示，为火星任务设计的

AP 2011-03-30

1. Libyan rebels are advancing once again toward the country's capital after seizing control of two major oil terminals from Moammar Gadhafi's military. A week ago, rebels appeared on the verge of defeat in their efforts to oust Gadhafi, but internat

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A new study shows that the Japanese nuclear industry is unlikely to reach a government target of providing at least 20 percent of the countrys energy by 2030. The study was prepared for the Reuters news agency. In Japan, eight nuclear power centers a

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The pressure vessel of the No. 5 reactor at the Fuqing Nuclear Power Plant in Fujian has been installed. The facility is using Chinese designed-and-built third-generation Hualong One reactor technology. The nuclear power unit is scheduled to be put i

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2016年6月英语四级作文常考话题：经济话题

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China expands its oldest nuclear power plant with new unit

BEIJING, April 8 (Xinhua) -- Qinshan nuclear power plant, China's first, has finished an expansion project with a new generator unit in operation, said China National Nuclear Corporation (CNNC) on Sunday. The pressurized water reactor power-generatin

SSS 2011-03-14

This is Scientific American's 60-Second Science. I'm Steve Mirsky. This will just take a minute. The type of accident that is occurring in Japan is known as the station blackout: loss of off-site AC powerpower lines are downand then a subsequent fail

Russian Support for Nuclear Power Weakens as Chernobyl Anniv

Japan's nuclear accident comes as Russia prepares for the 25th anniversary of the Chernobyl nuclear explosion. This combination may weaken support for nuclear energy in Russia, long a major nuclear advocate. A Soviet official hysterically bellowing t

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In Belarus, the nation that most suffered from the Chernobyl nuclear disaster, officials recently signed a deal for their first nuclear power plant from Russia. Despite the authoritarian government in Minsk, popular protest is bubbling. After an expl

美国国家公共电台 NPR Making Space Food With Space Poop

SCOTT SIMON, HOST: There's only so much space on a spacecraft, which means limited space for food and water. American crews on the International Space Station recycle their own sweat and urine to produce fresh drinking water - bottoms up. Now new res

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This is why we are not growing. We failed at reinventing the manufacturing space, 这就是为什么经济未能增长。我们未能重新创造工业生产活动， and large technological innovations have played away from it. 与此同时大型技术

英闻天下——61 Shandong to Build Nuclear Power Plant with Safety Concerns

The coastal city of Weihai in East China's Shandong Province has started building a nuclear plant to address a shortage of power in the region. Power production in Shandong has been largely based on coal-burning, which pollutes the environment but do

2015大学英语六级作文常考类型题(1)：经济

经济 1. 购买力 purchasing power 造句练习：经济的发展使国民的购买力大幅提升，从而有更多的钱用于教育、旅游、日常开销等。 参考答案：Economic growth brings citizens greater purchasing power which makes

Windows 2000常用英文词汇表(1)

A (address) resource record / A（地址）资源记录 AAL, ATM adaptation layer / ATM 适配层 ABR, area border router / 区域边界路由器 ABR, available bit rate / 可用的传输率 access con

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In a field in a remote part of north-west Wales, a lone farmer cuts the grass, parcelling it up into hay bales which can be sold for a modest profit. His farm, and even the hill on which it sits, will soon be demolished by the Japanese-owned company

obtain和attain辨析

首先看几个权威例句： 【例】Steve never studies, but he always gets good grades. 史蒂文从来不学习，但总能取得好成绩。 (来源：Cambridge Advanced Learners Dictionary) 【例】There was a lot of pressure on you to obtai

【英语时差8,16】利用太阳能-下

PV solar technology is more complex. When sunlight hits a PV cell, electrons in the cell are knocked out of their orbits. Electric fields channel the electrons in a current used to generate electricity。 Unlike thermal solar panels, PV technology is