单词：irrigation and drainage effect
单词：irrigation and drainage effect 相关文章
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用Mp3背六级单词
Nigeria has both the largest population and largest economy of any African nation. There are two major rivers in Nigeria, the Benue and Niger Rivers and both of them have flooded. The country is in it's rainy season. Flooding is common at that time.
CNN美国有线新闻2018年9月
Agriculture Report - Irrigation Pioneer Wins World Food Prize 农业报道 - 滴灌技术开创者获得世界粮食奖 From VOA Learning English, this is the Agriculture Report in Special English. 这里是美国之音慢速英语农业报道。 A r
2012年VOA慢速英语(十)月
The Ministry of Civil Affairs has urged shelters nationwide to help the homeless in order to prevent deaths in severely cold temperatures. The ministry said that local shelter management authorities should provide 24-hour services to those in need. R
英闻天下
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Theres a Native American site in Ohio that appeared to be a fort. But recent discoveries by archaeologists at the University of Cincinnati show thats n
Scientific American(九)月
Listen to the tape and fill in the correct information in the spaces below. 1. Walk along the streets of any major city and you will see that the air you breath is not very fresh. Air pollution is a serious problem in many of the world's big cities.
高中英语人教版第一册课本听力
By Mario Ritter Broadcast: September 9, 2003 This is Steve Ember with the VOA Special English Agriculture Report. For many people, growing crops on a small piece of land is not a business. For them, a
VOA2003（下）-农业与经济
13 May 2002, 14:14 UTC AGRICULTURE REPORT – May 14, 2002: Wood Chips Protect Waterways By George Grow This is the VOA Special English AGRICULTURE REPORT. American scientists are developing ways to l
农业与发展
This is the VOA Special English Health Report. Some people's ears produce wax like busy little bees. This can be a problem even though earwax appears to serve an important purpose. Experts say it protects and cleans the ear. It traps dirt and other
VOA慢速英语2008年（十一）月
This is the VOA Special English Health Report. Some people's ears produce wax like busy little bees. This can be a problem even though earwax appears to serve an important purpose. Experts say it protects and cleans the ear. It traps dirt and other
VOA慢速英语2007年（五）月
AS IT IS 2015-11-12 Uganda Prepares for Worst El Nio in 20 Years 乌干达应对20年来最强厄尔尼诺现象 Uganda is experiencing some of its most unpredictable weather in 20 years. 乌干达正在经历20年来最不可预测的天气现象。
2015年VOA慢速英语(十一)月
AS IT IS 2014-12-15 Colombia, Uganda Find Alternative to Plastic Waste 哥伦比亚、乌干达从塑料垃圾中获利 People around the world use disposable plastic containers for water, food and other uses. They are lightweight and useful. If not
2014年VOA慢速英语(十二)月
Small-Scale Irrigation Nets Large-Scale Payoff A new study shows small-scale irrigation systems could boost farmers incomes by billions of dollars in sub-Saharan Africa and South Asia. The research was discussed at the World Water Week conference in
VOA标准英语2012年(八月)
Irrigation Pioneer Wins World Food Prize Hillels orchards near his home in Israel are innovation in action. Each tree row is fed by plastic tubes which drip water at the base of the tree. Irrigating drop by drop - called drip irrigation - has transfo
VOA标准英语2012年(十月)
[00:00.00]Lesson 19 [00:01.07]第十九课 [00:02.14]NIGHTINGALE [00:03.17]南丁格尔 [00:04.21]Florence Nightingale came from a rich family and was very pretty. [00:07.60]弗罗伦斯南丁格尔出身富有家庭，相貌俊俏。 [00:11.00]In he
电视英语口语教材
AGRICULTURE REPORT -May 21, 2002: Irrigation and Salt By George Grow This is the VOA Special English AGRICULTURE REPORT. Irrigation is the watering of land by other than natural methods. Irrigation pr
农业与发展
The Ministry of Civil Affairs has urged shelters nationwide to help the homeless in order to prevent deaths in severely cold temperatures. The ministry said that local shelter management authorities should provide 24-hour services to those in need. R
英闻天下
China to spend massively on farmland improvement BEIJING, Sept. 6 (Xinhua) -- The government will spend 37.36 billion yuan(about 5.93 billion U.S. dollars) to improve the quality of farmland this year, the Ministry of Finance said Thursday. The fund,
英语新闻
Poor urban planning is partly to blame for flooding in West Africa that is affecting nearly 600,000 people. Some people in low-lying areas are being resettled. More than half of those affected by this rainy season's flooding in West Africa are in Bu
VOA标准英语2009年(九月)
Hello and Welcome to News and Reports on China Radio International. In This Edition The chief of the IMF's Mission in China says Renminbi is destined to become a major world currency. European Commission President Jose Manuel Barosso says Greece is p
2012CRI中国国际广播电台