标签：efficiency 相关文章
New Non-invasive Colon Cancer Test Claims 94% Accuracy 新型检测非侵入性结肠癌准确度达94% According to the World Cancer Research Fund and the American Institute for Cancer Research, colorectal cancer is the third most common cancer worl
VOA标准英语2014年(九月)
伦敦科学博物馆展览呈现达芬奇奇思妙想发明创意 It took a whole day for a team of technicians at London's Science Museum to assemble a life-size model of a construction crane, built according to da Vinci's 15th-century drawings. 伦敦
VOA标准英语2016年(二月)
More than 80 asylum seekers have spent their first night at a mining camp in the remote Western Australian town of Leonora. The families from Afghanistan, Sri Lanka and Iran were flown to the town yesterday from the overcrowd detention centre at Chri
澳洲ABC新闻快递2010年
口语部分 文化篇 Read the text carefully and be prepared to answer the question: Efficiency Americans idolize efficiency. Henry Ford became an American icon after he created an assembly line that was able to mass-produce cars. Even though the a
王强口语 第二册
Day and night existed long before the first primitive cells coming into being. And that light/dark cycle left its mark on nearly every living thing, microbes, plants, insects, mammals---we all experience circadian rhythms, due to molecular clocks in
Scientific American(四)月
控制成本 control the cost A: How do you control your cost? B: We haven't done anything specially. 原材料 raw material A: Does this plant handle everything from raw material to finished products? B: Some accessories are made by our associates s
外企白领口语速查手册
图片1 efficiency n．效率，功效 例句：Such action can only be justified on the grounds of greater efficiency. 只有以提高功效为依据可以证明采取这种措施是正确的。 efficient adj. 生效的，有效率的，能干的 例句
漫画搞定六级词汇（文本+音频）
Robots, becoming increasingly prevalent in factories and industrial plants throughout the developed world, are programmed and engineered to perform industrial tasks without human intervention. Most of today's robots are employed in the automotive ind
双语有声阅读
By Ernest Leong Washington, DC 04 February 2008 It is winter in Washington, people bundled in heavy coats to shield themselves from the cold weather. Many seek refuge at indoor events. The recently held Washington Auto Show - where visitors got an up
VOA常速英语2008年（二月）
By Melinda Smith Washington 24 July 2007 President Bush recently (Saturday, July 21) had five small growths removed from his colon. The growths, or polyps, were found during a routine colon cancer scan. The growths were small and turned out to be ben
2007年VOA标准英语（七月）
Study Finds Removing Polyps Saves Lives Colon cancer normally starts with growths called polyps inside the intestine. Previous studies have shown that removing polyps can prevent colon cancer from developing. The new study, published in the New Engla
VOA标准英语2012年(二月)
Juice Infused with Microscopic Particles Offers 'Unparalleled' View of Gut A new imaging technique involving a specially-prepared liquid that patients drink could help doctors better diagnose and eventually treat illnesses in the gut. The small intes
VOA标准英语2014年(七月)
Study: Running Sun Power Plant With Molten Metal May Be Cheaper 研究显示太阳电站运行或拉低熔融金属价格 Power plants that work with concentrated solar power use special molten salt to convert the suns heat into steam which turns the
VOA标准英语2016年(三月)
Paintable Solar Cells May Someday Replace Silicon-Based Panels 新型无机物料或取代硅板成太阳能板材料 Rapidly expanding solar cell technology currently relies on expensive photovoltaic materials such as silicon or cadmium telluride, w
VOA标准英语2015年(十月)
Scientists Aim to Boost Efficiency of Wind Farms 科学家致力于提高风力发电的效率 Modern wind turbines usually operate in groups or so-called wind farms, some of them with more than 100 turbines. But the air turbulence they create decrea
VOA标准英语2015年(三月)
By Scott Stearns White House 19 December 2007 The United States is boosting fuel efficiency standards in automobiles for the first time in 32 years. VOA White House Correspondent Scott Stearns reports, President Bush signed the new standards into law
VOA常速英语2007年（十二月）
China's first permanent magnetic monorail train has successfully completed a test run in the city of Qingdao, in Shandong Province. The high-tech urban transportation system features strong climbing capacity, a small turning radius, energy efficiency
cctv9英语新闻2016年
China's General Administration of Quality Supervision, Inspection and Quarantine has pledged to keep 92 percent of the sample product quality above the state standards while reducing accidents of elevators and other mechanical devices. Improving the
2016CRI中国国际广播电台
A little over a year ago, a fully automated container terminal began operation in the Chinese port city of Qingdao, using only robots and machines to load and unload shipping containers. Now the terminal, the first of its kind in Asia, has already se
2018CRI中国国际广播电台
Don and Ya?l quickly run through what happens in your body when you're frightened. D: The anatomy of fear, on this Moment of Science. Y: One nice day you're walking along a wooded path. You come around a corner and there, coiled in the path, is a hug
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