单词：Arbed lance carbon injection process
单词：Arbed lance carbon injection process 相关文章
February the 12th is Darwin Day. It is to celebrate the anniversary of the birth of Charles Darwin on February 12, 1809 and his life as a scientist. This day also aims to encourage children to get into science. Darwin was one of the worlds greatest s
英语课程学习计划和讲义
Scientists have traveled to the mountains of Oman to find a way to remove carbon dioxide gas from the atmosphere. 科学家们前往阿曼山寻找去除大气中的二氧化碳气体的方法。 The geologists hope to find an effective and low-cost
2017年VOA慢速英语(四)月
Injection Drug Use Helps Drive HIV/AIDS in Africa Injection drug use has long been a driving factor in the HIV/AIDS epidemic in Eastern Europe and Central Asia. But now, there are signs it's a growing problem in sub-Saharan Africa, as well. The Washi
VOA标准英语2011年(四月)
This is the VOA Special English Agriculture Report. Rice hulls, or husks, are the protective coverings on grains of rice. Rice with just its hull removed is brown rice. Rice without its hull or bran is white rice. Once rice is harvested, the hulls ar
VOA慢速英语2009年（十二）月
By Noel King Khartoum 15 February 2007 Amid growing concern over continued violence in Sudan's Darfur region, top United Nations and African Union envoys to the region said Thursday they remain optimistic that a political solution to the crisis can b
2007年VOA标准英语（二月）
50 二氧化碳以鲜为人知的方式影响气候变化 DATE=7-27-01 TITLE=ENVIRONMENT REPORT - Carbon Dioxide BYLINE=Mario Ritter （Start at 59
自然探索
STEVE INSKEEP, HOST: Philadelphia is looking at a new tool to fight opioid addictions - supervised injection sites. That's where people can safely inject heroin or other opioids under medical supervision. It would be the first such site in the U.S.,
2018年NPR美国国家公共电台1月
Watchful Eyes: At Peer-Run Injection Sites, Drug Users Help Each Other Stay Safe AILSA CHANG, HOST: To prevent overdose deaths, several U.S. cities are considering opening safe injection sites where users can get high under medical supervision. Offic
2018年NPR美国国家公共电台7月
If you've gone shopping for a car lately, you might have noticed that fuel economythe number of miles per gallonis creeping up. One reason is a more efficient type of fuel injection, called gas direct injection. Its a feature of half the new cars sol
2016年Scientific American(八)月
By Nancy Steinbach Broadcast: August 6, 2003 This is Bill White with the VOA Special English Health Report. American bicycle racer Lance Armstrong says he will attempt to set a record next year and wi
VOA2003（下）-环境与健康
A firestorm has erupted over allegations on a U.S. television networks report that seven-time Tour de France cycling champion Lance Armstrong used banned substances(物资,基本内容) to achieve greatness. Lance Armstrong won a record seven Tour de
英语新闻
A leading U.S. advocate for combating climate change has unveiled an ambitious plan to drastically slash global carbon emissions over the next 12 years, saying aggressive action is both necessary and feasible. VOA's Michael Bowman reports from Washi
VOA标准英语2008年（七月）
Move away from the sun, and you'd expect things to cool down a little. Venus, the picture of coolness and calm, all pale but gully-cloaked by clouds but the planet of love is shrouded in mystery-----------draw beneath her treacherous veil at your own
自然百科2012年
So there I was at seven thirty in the a.m., perched on my scooter at an intersection waiting to turn. I was sitting at the lights lost in my own thoughts when all of a sudden I became aware of a presence no, not a poltergeist; a bloke on a mountain b
阅读空间
Cement is a major component of concrete, the world's most widely used man-made material, an integral part of roads, bridges and buildings. But making cement requires heating limestone and other materials to very high temperatures, a process that rele
VOA标准英语2010年(一月)
Researchers around the world are trying to find alternative fuels to replace fossil fuels, which are finite and might not be available in sufficient quantities in coming decades to meet the growing world demand for energy. In addition, burning fossi
VOA标准英语2009年(九月)
DAVID GREENE, HOST: The state of Arkansas has a death penalty problem. The state is rushing to execute death row inmates at an unprecedented pace this month before its supply of lethal drugs expires. The expiration date is important because it's gett
2017年NPR美国国家公共电台4月
Deep Seagrass Bed Could Stall Climate Change, If Climate Change Doesn't Kill It First MICHEL MARTIN, HOST: Staying on the subject of climate change for a few more minutes, there was another bright spot this past week amid all the dire warnings we hav
2018年NPR美国国家公共电台12月
USADA release strong evidence for Lance Armstrong doping case WASHINGTON, Oct. 11 (Xinhua) -- The U.S. Anti-Doping Agency on Wednesday issued a 1000-page investigation report full of evidence that shows the world's most famous cyclist Lance Armstrong
英语新闻
音乐咖啡厅:Bertie higgins - Casablance 相关介绍：谈起演唱《Casablanca》的Bertie Higgins，他的曾曾祖父是浮士德的作者，德国诗人哥德（Johann Wolfgang Von Goethe）。Bertie Higgins原名 Elbert Joseph Higgins。他的
音乐咖啡厅