单词：primary (plant) liquid waste
单词：primary (plant) liquid waste 相关文章
South Africa Uses Biogas to Turn Waste into Power 南非利用排泄物转换成沼气燃料 JOHANNESBURG Like many countries, South Africa is struggling to meet its energy needs. But instead of developing new technologies, the nation is trying a dif
VOA常速英语2013年(十月)
[ti:UNIT 2 Plant a Plant! Lesson 12: Pretty Little Plant] [0:00.241]UNIT 2 第二单元 [0:01.877]Plant a Plant! 培育植物 [0:03.754]Lesson 12: 第12课： [0:05.391]Pretty Little Plant 漂亮的小植物 [0:08.856]You need two groups to sing this
河北教育初中英语（初中起点）八年级下册
[ti:UNIT 2 Plant a Plant! Lesson 10: Plant Parts] [0:00.363]UNIT 2 第二单元 [0:02.105]Plant a Plant! 培育植物 [0:03.775]Lesson 10: 第10课： [0:05.444]Plant Parts 植物的组成部分 [0:07.100]THINK ABOUT IT! 想一想 [0:08.539]How many
河北教育初中英语（初中起点）八年级下册
[ti:UNIT 2 Plant a Plant! Lesson 9: How Does a Plant Grow?] [0:00.532]UNIT 2 第二单元 [0:01.935]Lessons 9～16 第9~16课 [0:04.780]Plant a Plant! 培育植物！ [0:06.829]You Will Learn 你将学到 [0:09.105]Functions 实际应用 [0:10.888]Ta
河北教育初中英语（初中起点）八年级下册
[ti:UNIT 2 Plant a Plant! Lesson 11: Look after Your Plant!] [0:00.243]UNIT 2 第二单元 [0:02.058]Plant a Plant! 培育植物 [0:03.833]Lesson 11: 第11课： [0:05.326]Look after Your Plant! 照顾你的植物！ [0:08.070]Has your seed sprouted?
河北教育初中英语（初中起点）八年级下册
Last time we talked about how astronauts eat and drink under weightless conditions in space. Today we'll cover the next question kids love to ask-how do astronauts go to the bathroom in space? It may sound silly, but it's really a good question, beca
英语时差8，16
It may sound silly, but its really a good question, because weightlessness does make a visit to the latrine a tricky proposition. Weightlessness poses two main problems in the bathroom. The first is that an astronaut could drift away from the bowl at
英语听力文摘 English Digest
By Kurt Achin Icheon, South Korea 26 April 2007 Many Asian nations are marking this as the Year of the Pig on the Chinese zodiac calendar, which sees pigs as a symbol of good fortune and prosperity. South Korea is marking the Year of the Pig both sym
2007年VOA标准英语（四月）
By Mike O'Sullivan Los Angeles 21 May 2008 Hillary Clinton won the Kentucky primary election, Tuesday, by a margin of more than two to one, but Barack Obama won the race in Oregon and passed a milestone in the Democratic Party's presidential contest.
VOA标准英语2008年（五月）
The Fernald wilderness preserve today, 21 years after the nuclear weapons plant closed for good. The Fernald Preserve in Ohio is home to deer, turkeys, muskrat and many other creatures, including 200 species of birds. However, not too long ago, the s
VOA标准英语2010年(六)月
Questions Remain on Ebola Waste Disposal 埃博拉的废物处理费问题 Ebola is contracted by coming into contact with the bodily fluids of an infected person. Health workers wear spacesuit-like protective gear when treating patients. But researc
VOA标准英语2014年(十二月)
研究显示太阳能发电站使用熔融金属可能造价更为低廉 While water circulates in this scale model of a concentrated solar power plant, a full-size plant uses molten salt. 水在这种规模的太阳能集中发电厂循环时,这座实
VOA标准英语2016年(三月)
Water pollution 水污染 A: Is the lake very polluted? A.这个湖污染严重吗？ B: Well, I wouldn't swim in it- but the water is much cleaner than it was a few years ago. B:哦，我没法在里面游泳，但是比前几年清洁多了。 A: A
职业技术英语口语
DON GONYEA, HOST: Port-au-Prince, Haiti is a city of more than 3 million people with no sewer system. International donors have spent millions of dollars on infrastructure meant to help the situation. But a multi-year plan to build sewage treatment p
2017年NPR美国国家公共电台7月
Kerry Expected to Win Wisconsin Primary Greg Flakus Voters are going to the polls in the Midwestern state of Wisconsin in a primary contest that could represent the end of at least one candidacy for t
VOA2004（上）--各类新闻
The World Health Organization is urging governments to adopt primary health care and universal coverage as the best ways of improving health and saving lives. This year's World Health Report says primary health care can provide billions of people fa
VOA标准英语2008年（十月）
Britain's first bus powered by human waste has taken to the streets. 近日，英国首辆靠人类粪便供能的新型环保巴士正式上路。 The 40-seater 'Bio-Bus' is fuelled by biomethane gas, generated by the treatment of sewage and food wa
英语新闻
By Greg Flakus Houston 11 March 2008 Voters in the southern state of Mississippi are going to the polls in that state's Democratic Party presidential primary. Opinion polls put Senator Barack Obama in first place, but, as VOA's Greg Flakus reports fr
VOA标准英语2008年（三月）
Fertilizers from lawns, oil from cars, pet waste and runoff from building sites move quickly over paved surfaces into storm drains - and eventually, into the Bay. Rosanne Skirble | Washington, D.C. 30 November 2009 Watch: Skirble report Windows Media
VOA标准英语2009年(十二月)
CANBERRA, Feb. 18 (Xinhua) -- Australian Labor Party's primary vote stands at just 30 percent, down 5 points since December, the latest Herald/Nielsen poll published in Fairfax newspapers showed on Monday. This is the first time that Tony Abbott is t
英语新闻