序列土壤分析

AGRICULTURE REPORT - February 5, 2002: Soil Conservation Methods By Gary Garriott 04 Feb 2002, 18:39 UTC This is the VOA Special English Agriculture Report. Soil conservation efforts protect soil from

发表于:2018-12-07 / 阅读(178) / 评论(0) 分类 农业与发展

By Gary Garriott Broadcast: July 29, 2003 This is Bill White with the VOA Special English Agriculture Report. Soil conservation efforts protect soil from wind and water that can blow or wash it away.

发表于:2018-12-07 / 阅读(187) / 评论(0) 分类 VOA2003(下)-农业与经济

This is the VOA Special English Technology Report. 这里是美国之音慢速英语科技报道。 Builders in developing countries are often not required to build strong buildings. So, when a disaster strikes, the damage is often widespread. 发展中

发表于:2018-12-07 / 阅读(158) / 评论(0) 分类 2011年VOA慢速英语(三)月

Prince Harry has arrived back in London after his Afganistan adventure This wasn't the day he expected or wanted to come back, but back he had to come and quickly. Along with 170 other soldiers flown back from Afghanistan. Prince Harry's return beca

发表于:2018-12-11 / 阅读(152) / 评论(0) 分类 万花筒2008年

Study Says Breath Analysis Can Help in Diagnosing Cancer Lung cancer claims an estimated one and a half million lives each year. But a research team at the Cleveland Clinic and University of Illinois is working to develop a new test that could make d

发表于:2018-12-16 / 阅读(157) / 评论(0) 分类 VOA标准英语2012年(一月)

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2018-12-30 / 阅读(181) / 评论(0) 分类 单词解析速记

This is the second in a 2-part Business English Pod series on presenting a SWOT analysis. A SWOT analysis is a tool that helps companies understand their strengths and weaknesses, while keeping in mind the opportunities and threats they face. In this

发表于:2018-12-31 / 阅读(245) / 评论(0) 分类 商务英语演讲课

In this Business English Pod lesson, we start the first in a 2-part series on presenting a SWOT analysis. A SWOT analysis is a simple but powerful framework for analyzing your companys strengths and weaknesses these are internal to the company as wel

发表于:2018-12-31 / 阅读(253) / 评论(0) 分类 商务英语演讲课

Even the dirt on the ground is likely making climate change worse, a new study finds. Researchers have shown that warmer temperatures are heating the soil, which is causing microbes to become more active and release more of the soils carbon into the

发表于:2019-01-03 / 阅读(253) / 评论(0) 分类 2018年VOA慢速英语(八)月

Mars Rover to Begin Taking Soil Samples This Week Jessica Berman NASA engineers say the Mars rover will begin taking its first soil samples as soon as it departs the landing platform . Engineers say t

发表于:2019-01-04 / 阅读(213) / 评论(0) 分类 VOA2004(上)--各类新闻

Agriculture Report - Feed the Soil, Feed the Crops This is the VOA Special English Agriculture Report. Studies show farmland in Africa is often lacking in important nutrients. But researchers say a combination of farming methods may help. Since the w

发表于:2019-01-12 / 阅读(224) / 评论(0) 分类 2012年VOA慢速英语(九)月

Feed the Soil, Feed the Crops If African farmers are going to feed the continent, they may first want to feed the soil. Studies show farmland is often depleted of vital nutrients. But researchers say a combination of organic farming methods may help.

发表于:2019-01-13 / 阅读(205) / 评论(0) 分类 VOA标准英语2012年(九月)

News and analysis from an African American perspective Art Chimes | Washington, DC 19 February 2010 Related Links The Root February is African American History Month here in the United States, and so this week we feature a site that looks at news and

发表于:2019-01-13 / 阅读(186) / 评论(0) 分类 VOA标准英语2010年(二月)

Pioneering Soil Researcher Wins Top Environment Prize Biologist Diana Wall went to the ends of the earth - the seemingly lifeless Antarctic desert - to study the life in soil. What soil life does for us, it provides us with many benefits that we don'

发表于:2019-01-14 / 阅读(155) / 评论(0) 分类 VOA标准英语2013年(四月)

DNA analysis is a staple of crime scenesand crime shows, like HBO's The Night of or the old standby, CSI: We just need to get this to the DNA lab, confirm it's the victim's blood. And then, case closed. And it's not just for crime: DNA sequencing als

发表于:2019-01-20 / 阅读(206) / 评论(0) 分类 2016年Scientific American(九)月

AGRICULTURE REPORT - Cover Crops Are Good for the Soil (and the Farmer) By Mario Ritter Broadcast: Tuesday, May 24, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. Cover crops are

发表于:2019-01-30 / 阅读(189) / 评论(0) 分类 农业与发展

AGRICULTURE REPORT - Compost: an Organic Way to Better Soil and Crops By Gary Garriott Broadcast: Tuesday, July 05, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. Many farmers im

发表于:2019-01-30 / 阅读(250) / 评论(0) 分类 农业与发展

拓扑排序 topological sort 偏序 partical order 拓扑有序 topological order AOV网 activity on vertex network AOE网 activity on edge network 关键路径 critical path 匹配 matching 最大匹配

发表于:2019-02-01 / 阅读(183) / 评论(0) 分类 实用英语

Soil、earth、ground和land都可以表示地面,但这四个词的用法有很大的区别。一起来看看吧! soil意为:泥土、土壤,尤指生长植物的土地。或国家、国土。 The trees have rooted in the rich soil. 树木在肥

发表于:2019-02-18 / 阅读(195) / 评论(0) 分类 英文语法词汇

time will not stand still today is the day, the day of salvation living for more than just synthetic force fed existence this is my disposition I will strive for the truth time will not stand still today is the day, the day of salvation living for mo

发表于:2019-03-02 / 阅读(205) / 评论(0) 分类 英文摇滚歌曲
学英语单词
Acetylazaserine
acute pain
aligned-grid valve
alter-route
Althengstett
amilopectin
artificial rainmaking rocket
banana cues
bathygram
beam-lead bonding
beer us
betacam
blunt based body
body slam
brake block holder
broeck
brown mixture
butter tooth
calcium silicate brick
churchers
closed binder course
curvilinear scale
cutaneous appendage
cytostatic agent
decarboxylizing enzyme
demoralisation
drourie
Ecomom
energy dissipated in damping
enharmonic change
extremely urgent
F keys
fall plate fabric
fawdom
feedback error correction
flat channel amplifier
flat-heeled
floe rat
forward cargo hold
framed soap
genus Euproctis
greencastle
had no regard for
heterogyna
Hildebrandine
hiley
hurlecano
incremental program costs
inner pericycle
isonicotinylhydrazide
kasdin
keep the ball up
large-market
ligament alare
lightning protective earthing
like an oven
load loss-factor
Macheon
masterfull
mixed pressure steam turbine
mmusis
Mormon Church
noise protection
offshore track
ofri
overexact
pack decimal
path name component
phlogetan-
piston gauge weight
postify
programmable automation
re-wired
rehandlings
remittance fee paid
revolution stop
Rimont
saddle blanket
schooldaze
Scott connexion
self-referentially
set option
shamelike
simple design
slide slope stabilization
snigdha
special warrant
standard three blade propeller
suction passage
taboon
tachyglossidaes
Tarhacha
traitresses
transformylation
translation grammar
UDRS
ultra-violet photomicrography
upset the applecart
value of mechanized forces
waresheet
wildmon
yamahas