光输出比，光学器具效率

数学英语 26 What is the Golden Ratio

图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t

发表于:2019-01-02 / 阅读(288) / 评论(0)

数学英语

数学英语 14 How to Use the Golden Ratio

图片1 图片2 by Jason Marshall Despite many peoples assumption to the contrary, math is undeniably artistic. It takes a tremendous amount of creative muscle and artistry to devise mathematical solutions. And, as made evident by their frequent batt

发表于:2019-01-02 / 阅读(319) / 评论(0)

数学英语

英语词汇分类：影视英语词汇 M-O

M magnetic tape 磁性录音带 makeup artist 美容师 manipulation 操纵 markup 固定利润 matte 影像形板 Maysles Films 梅思利电影公司 memory-hook 回马枪 memory-jogger 回马枪 Merr

发表于:2019-01-06 / 阅读(167) / 评论(0)

英文语法词汇

电信术语(7)

序号中文英文术语解释缩写来源 121 出接口 outcoming interface oif YD/T 1177-2002 122 操作维护应用部分 OMAP YD/T 1180-2002 123 开放系统互连 OSI YD/T 1180-2002 124 光放

发表于:2019-01-08 / 阅读(180) / 评论(0)

电信英语

电信术语(9)

序号中文英文术语解释缩写来源 161 光配线网 Optical Distribution Network ODN YD/T 1250-2003 162 光线路终端 Optical Line Termination OLT YD/T 1250-2003 163 光网络单元 O

发表于:2019-01-08 / 阅读(188) / 评论(0)

电信英语

VOA标准英语10月-OPEC Output Cuts Roil Stock Markets

OPEC will cut its oil output by 1.5 million barrels a day starting in November, with chances of more cuts to come. But from Paris, Lisa Bryant reports the announcement was met by a further drop by financial markets. OPEC hopes that by cutting output

发表于:2019-01-13 / 阅读(183) / 评论(0)

VOA标准英语2008年（十月）

OPEC Agrees to Reduce Oil Output

OPEC Agrees to Reduce Oil Output Kerry Sheridan Oil prices edged higher Tuesday after ministers from the Organization of Petroleum Exporting Countries (OPEC) agreed to reduce output. OPEC ministers ha

发表于:2019-01-31 / 阅读(177) / 评论(0)

VOA2004（上）--各类新闻

电信术语(11)

序号中文英文术语解释缩写来源 201 光回损 Optical Return Loss ORL YD/T 1274-2003 202 光信噪比 Optical Signal to Noise Ratio OSNR YD/T 1274-2003 203 光监控通路 Optical Su

发表于:2019-02-01 / 阅读(265) / 评论(0)

电信英语

CCTV9英语新闻：Global iron ore output surges amid slowdown in China

China's iron ore manufacturers say they're struggling to keep their businesses afloat because of high costs and taxes while production is on the rise for the sector's global giants. Brazil's Vale SA is the world's largest iron ore producer and it say

发表于:2019-02-03 / 阅读(200) / 评论(0)

cctv9英语新闻2015年

China cuts its reserve ratio again

BEIJING, May 13 (Xinhuanet) - China's central bank announced on Saturday it would lower the reserve requirement for commercial lenders by 50 basis points, the second time it has taken such action this year to inject more market liquidity and shore up

发表于:2019-02-04 / 阅读(217) / 评论(0)

英语新闻

China's steel output slows, prices drop

BEIJING, Aug. 19 (Xinhua) -- China's steel output growth slowed in July and prices of steel products have continued to drop, according to data from the National Development and Reform Commission (NDRC). Crude steel production gained 4.2 percent year

发表于:2019-02-06 / 阅读(185) / 评论(0)

英语新闻

IEA: Many Months to Restore Libya's Oil Output

An expert at the International Energy Agency says it may be many months before Libya's damaged oil industry can resume full production. The head of IEA's Oil Industry and Markets Division, David Fyfe, said Thursday there are many logistical, operatio

发表于:2019-02-06 / 阅读(159) / 评论(0)

英语新闻

VOA常速英语2008年-OPEC Rejects Call for Higher Output

By Lisa Bryant Paris 01 February 2008 OPEC's 13 members, meeting in Vienna Friday, rejected calls by the United States to increase oil output. The oil cartel said supplies meet current demands. Lisa Bryant has more from Paris. Following talks in Vien

发表于:2019-02-06 / 阅读(172) / 评论(0)

VOA常速英语2008年（二月）

China's Nov. industrial output rises 10.1 pct

BEIJING, Dec. 9 (Xinhua) -- China's industrial production growth continued to accelerate in November, indicating that the nation's economy is rebounding after seeing its lowest expansion pace in more than three years. China's value-added industrial o

发表于:2019-02-06 / 阅读(170) / 评论(0)

英语新闻

China's industrial output growth accelerates in October

China's industrial output growth accelerates in October BEIJING, Nov. 9 (Xinhua) -- Industrial production growth continued to accelerate in October, presenting evidence that China's economy is picking up steam after seeing its lowest growth rate in m

发表于:2019-02-06 / 阅读(166) / 评论(0)

英语新闻

China's autumn grain output to hit record high

China's autumn grain output to hit record high BEIJING, Oct. 19 (Xinhua) -- China's grain output this autumn is likely to hit a record high and bring a ninth year of consecutive growth in the annual output, an official with the Ministry of Agricultur

发表于:2019-02-08 / 阅读(411) / 评论(0)

英语新闻

英闻天下——331 China's Unbalanced Sex Ratio and its Ripple Effect

China's sex ratio is quite worrying nowadays. According to census data, China's sex ratio at birth was 108 males to every 100 females in the early 1980s, only slightly above the natural rate of 103 to 107. In 2000 the ratio was 116.9 males to 100 fem

发表于:2019-02-14 / 阅读(199) / 评论(0)

英闻天下

2018年CRI Tibet to have universal fibre-optical broadband service

China's Tibet Autonomous Region is about to achieve a universal coverage of fibre-optical broadband service ahead of its schedule. As China further rolled out its universal broadband project, Tibet's broadband service is looking to reach 98% of admin

发表于:2019-02-14 / 阅读(235) / 评论(0)

2018CRI中国国际广播电台

【英语时差8,16】隐形眼镜的工作原理

Like glasses, contact lenses work by bending light rays just the right amount to make the object come into focus on the retina at the back of the eye. Sometimes the eyes natural lens has an imperfection or may not be shaped properly, which can make y

发表于:2019-02-15 / 阅读(153) / 评论(0)

英语时差8，16

理解GRE阅读中的长难倒装句

什么是GRE阅读长难句呢?GRE考试中阅读部分会有一些较长的有比较难以理解的句子出现，就是所谓的GRE阅读长难句，那么怎样才能很好的攻克GRE阅读理解中的长难句呢?下面为大家整理了一些GR

发表于:2019-03-11 / 阅读(208) / 评论(0)

GRE英语

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anti-estuarine circulation

at the other end of the line