单词：iron trifluoride
单词：iron trifluoride 相关文章
M: 236, 237, 238 Oh hi Yang Chen, I didn't know you were coming to the gym today. Y: Hi, Mar. What are you doing? M: I'm doing push ups. P-U-S-H, U-P-S. Y: I know you are doing Pushups俯卧撑。 可是我听到你在数238 ，你真的做了238个俯
体育美语
New research reinforces the importance of prenatal iron supplementation for good birth outcomes and continued good health for growing children. Research over the past 20 years have pointed to the importance of micronutrients - substances found in sma
VOA标准英语2010年(十二)月
今天我们要讲的美国习惯用语是：Strike while the iron is hot. Strike就是打击， iron是铁。Strike while the iron is hot, 这个习惯用语和中国人说的趁热打铁的意思是完全一样的。 比如说，有个孩子考试成
美国习惯用语
This Short Story The Iron Box is quite interesting to all the people. Enjoy reading this story. Mohan Das was the son of a rich businessman. When his father died, Mohan Das was left with an iron box with valuables in it. One day, Mohan Das had to go
英汉幽默故事选读
By Naomi Schwarz Northern Mauritania 17 October 2007 In arid Mauritania, where Sahara desert meets Sahel grasslands, a train stretching up to two and one half kilometers snakes along the northern border. Built to carry iron ore from mines in the nort
2007年VOA常速英语（十月）
Iron and Wine原名Samuel Beam。这家伙成名之前是一名佛罗里达州立大学的电影老师，其标志性的相貌特征就是一脸的大胡子。 There is light in my lady's house And there's none but some falling rain This like a spoke
金属
By David McAlary Washington 13 January 2006 A new study says United Nations health guidelines recommending iron supplements for anemic children could be dangerous in certain circumstances. Researchers
2006年VOA标准英语（一月）
This is the VOA Special English Health Report. Many people have low iron in their blood. But pregnant women need extra iron for their own health and their baby's health. Iron is important to the development of a baby's brain and central nervous syste
2011年VOA慢速英语(一)月
Iron Ships Clash at Sea From VOA Learning English, this is The Making of a Nation. Im Kelly Jean Kelly. And Im Christopher Cruise. The American Civil War was fought not only on land, but at sea. In 1862, Confederate and Union forces fought a new kind
2014年VOA慢速英语(十)月
The 'summer' movie season is starting with a bang: the sequel to a 2008 blockbuster that brings back Robert Downey, Jr. in the dual roles of billionaire playboy and rocket-powered super-hero leaping from the pages of Marvel Comics; and there are new
VOA标准英语2010年(五)月
Almost all cells need iron to grow. Now, researchers have identified a link between the body's system for regulating iron and breast cancer. The discovery could help doctors predict the course of breast cancer disease and even help them decide the mo
VOA标准英语2010年(八)月
Cast Iron Revival Keeps US Foundry Cooking Tucked between the Tennessee River and the hills of Marion County lies the small town of South Pittsburg, Tennessee. Home to just 3,200 people, it has one claim to fame: a metal foundry called Lodge Cast Iro
VOA标准英语2011年(七月)
SCOTT SIMON, HOST: Think of the Mississippi Delta, and you might imagine cotton fields, sharecroppers, blues music. Well, it's been all that. But for more than a century, it's also been a magnet for immigrants. On her road trip to the Delta, NPR's Me
2017年NPR美国国家公共电台3月
An Iron ore index has now been launched here in China. As CRI's Wei Tong reports, it's designed to give Chinese companies a bigger say over the pricing of the key component in the production of steel in the international market. The index consists of
世界各地新闻集锦
A popular documentary about Chinese food culture has given rise to the surge in purchases of traditional hand-made iron woks in China. The third season of 'A Bite of China' features a workshop where woks are made by hand in the Zhangqiu district of t
2018CRI中国国际广播电台
Red Wine with Fish? Iron-ic Answer In a study published in the Journal of Agricultural and Food Chemistry, researchers found that red wine only clashes with fish if the wine has high levels of iron. Steve Mirsky reports Its one of the most vexing pro
60秒科学
DEVELOPMENT REPORT - Iron Sprinkles Seen as a Way to Aid Children's Health in Developing Countries By Cynthia Kirk Broadcast: Monday, June 06, 2005 I'm Gwen Outen with the VOA Special English Developm
农业与发展
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
cctv9英语新闻2015年
Iron Wine，是一个单人乐队，来自美国，名字可能很陌生，但是他的声音你肯定熟悉，他唱了《暮光之城》第一部最后男女主角月下起舞时的那首插曲Flightless Bird, American Mouth Artist：Iron Wine Song：
金属
Iron ore prices slumped as much as 50 percent in 2014. Importers who are facing risks of further declines, are remaining cautious holding lower inventory levels. Shipping companies and steel producers are also suffering from the dampening market. It'
cctv9英语新闻2015年