单词：rare earth materials
单词：rare earth materials 相关文章
Here are some of the top economic stories of two thousand ten. The world continued to struggle with a slow recovery from the financial crisis two years earlier. Greece admitted to bigger-than-expected budget deficits. Investors punished Greece with m
2010年VOA慢速英语(十二)月
Zhuoma and her mother will hike to the ancient forest 20 kilometers away. 穿过村庄，母女俩要步行走进20公里之外的原始森林。 Even to the villagers familiar with the forest, to find matsutake is completely by luck. 即使对于熟悉
舌尖上的中国第一季
Acid Rain 酸雨 Damage from acid rain is widespread - not just in eastern North America, but throughout Europe, Japan, China, and Southeast Asia. Is the rain that's falling on your umbrella acidic? A listener's question -- on today's Earth and Sky. J
(科普英语)Earth and Sky
Hello and Welcome to News and Reports on China Radio International. In This EditionThe international community, including China, Russia and the United States, has expressed concerns over North Korean's announcement of planned satellite launch next mo
2012CRI中国国际广播电台
Rare Astronomical Event to Occur June 5-6 Skywatchers on all seven continents will get a chance to witness an astronomical rarity on June 5 or 6, the transit of the planet Venus. It is likely the last time anyone alive today will have a chance to vie
VOA标准英语2012年(六月)
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. The Earths crust is old. Billions of years old. So old that its nearly impossible to imagine. And now scientists have discovered what may be the oldest
Scientific American(九)月
摘要：生活垃圾处理专指垃圾中由居民丢弃的各种废弃物（不包括市政设施与修建垃圾）的处理，包括为了运输、回收利用所进行的加工过程。处理的目的是使垃圾的形态和组成更适于归类处
英语听力小短文走遍全世界
MR CAVORS FLYING MACHINE When I first met Mr Cavor, he was about to finish building the machine in which he planned to travel to the moon. As it had neither wings nor an engine, I was amazed and asked him how his machine could fly. The secret lay in
人教高中英语高二
Yesterday morning, New Zealanders were lucky to see a partial solar eclipse. This occurs when the moon passes between the sun and the earth. In Queensland, Australia, there was a total eclipse total darkness for about two minutes. A partial eclipse m
新西兰英语
Wanted to slice out little time,we wish everyone a happy pie day on this March 14th.413 Ok.let's go ahead to get today's headlines. Two primaries two caucuses,110 delegates,that's what was the stake yesterday in the race for the Republican presidenti
CNN2012年(三)月
Mr Cavors Flying Machine When I first met Mr Cavor, he was about to finish building the machine in which he planned to travel to the moon．As it had neither wings nor an engine，I was amazed and asked him how his machine could fly．The secret lay
高中英语听力人教版第二册
Economics Report - Limits on Rare Earth Exports Get China in Trade Dispute 经济报道 - 稀土限制使得中国陷入贸易纠纷 This is the VOA Special English Economics Report. 这里是美国之音慢速英语经济报道。 The United States,
2012年VOA慢速英语(三)月
This is the VOA Special English Economics Report. Few people had ever heard of the natural elements known as rare earth metals before a recent dispute between China and Japan. Yet these metals are used in devices like smartphones, flat screens, hybri
2010年VOA慢速英语(十)月
This is the VOA Special English Economics Report. Today we continue our report on the group of chemical elements known as rare earth metals. These are mined from the earth and used to make technology from mobile phones to missiles. The United States
2010年VOA慢速英语(十)月
AS IT IS 2015-09-25 Rare 'Supermoon' Eclipse Only Days Away Many people are looking forward to something unusual in the skies this weekend. In fact, astronomers note that an event like this last happened 33 years ago! People will have a chance to wit
2015年VOA慢速英语(九)月
Voice 1 Thank you for joining us for todays Spotlight program. Im Mike Procter. Voice 2 And Im Rebekah Schipper. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. V
环球英语 Spotlight
To discover why these twin planets followed separate paths and to explore what gave us our precious atmosphere, we have to travel back, back four and a half billion years to the birth of the solar system itself. The birth of the solar system created
探索与发现2014年
BEIJING, March 15 (Xinhua) -- China's restrictions on rare earth exports are justified and are in line with World Trade Organization rules, Shen Danyang, spokesman for the Ministry of Commerce, said Thursday. The policy aims to protect resources and
英语新闻
China is the world's largest producer and exporter of rare-earths. These are elements which are critical to the manufacturing of high-tech products, including smartphones, wind turbines and car batteries, among other things. However, the rare-earth i
2016CRI中国国际广播电台
Hello and Welcome to News and Reports on China Radio International. In This Edition Chinese experts express concerns over a possible new round of quantitative easing monetary policies by the United States. US attorney-general says investigation is on
2011CRI中国国际广播电台