音标:['mæksɪmɪn] ;
n. 【数学】 极大极小;【博弈论】极大极小战略,极小(中的)极大(与minimax相对)
adj. (策略等)极小(中的)极大的,使收益极小值达到极大的[参较minimax]

BEIJING, Aug. 24 (Xinhua) -- A spokesman for China's work safety regulator said on Friday that coal mining remains a high-risk industry in the country despite improvements over the past decade. Speaking at a press conference in Beijing, Huang Yi, of

发表于:2019-01-07 / 阅读(75) / 评论(0) 分类 英语新闻

By Jade Heilmann Dakar 14 January 2008 The government of Niger has renewed its agreement with French uranium mining company Areva, fixing uranium prices and sealing a deal for the largest-ever investment in Niger. Niger's uranium-rich northern region

发表于:2019-01-13 / 阅读(66) / 评论(0) 分类 VOA标准英语2008年(一月)

By Naomi Schwarz Dakar 21 March 2007 Many West African countries are desperately poor, despite being rich in natural resources. Experts say African governments need to negotiate harder with foreign investors to ensure their country benefits. Senegal

发表于:2019-01-13 / 阅读(97) / 评论(0) 分类 2007年VOA标准英语(三月)

By Nancy-Amelia Collins Jakarta 20 March 2006 Newmont Mining Corporation has suspended gold and copper exploration on the Indonesian island of Sumbawa after unknown assailants burned down a camp for i

发表于:2019-01-13 / 阅读(175) / 评论(0) 分类 2006年VOA标准英语(三月)

Ocean Floor is Prime Target of Mining Industry The next great frontier for the mining industry could be hydrothermal vents that lie deep on the ocean floor. The super-hot flues create deposits of sulfide, which contain precious metals such as gold, s

发表于:2019-01-13 / 阅读(88) / 评论(0) 分类 VOA标准英语2012年(六月)

Talbot Group Holdings shows Queensland mining magnate Ken Talbot (top C) with management board members of Sundance Resources, killed in West Africa Plane Crash, 21 June 2010 Australia is mourning the deaths of several mining executives, including bil

发表于:2019-01-13 / 阅读(64) / 评论(0) 分类 VOA标准英语2010年(六)月

Yusufu Koma, a mining diver, is seen before he dives down in a river on the outskirts of the town of Bo, Sierra Leone, 8 Apr 2006 Two years after Sierra Leone signed up to the Extractive Industries Transparency Initiative, the government has submitte

发表于:2019-01-13 / 阅读(64) / 评论(0) 分类 VOA标准英语2010年(四)月

South Sudan Hopes New Mining Law Will Unearth Treasures This gold mine in Nanakanak, Eastern Equatoria state, is just one of many spots across South Sudans east where a gold rush has hit. Adele Natogo said that like countless others, she left her nin

发表于:2019-01-14 / 阅读(63) / 评论(0) 分类 VOA标准英语2013年(六月)

By Phuong Tran Dakar 14 December 2006 A court in the Democratic Republic of Congo has postponed the trial of several employees of an international mining company accused of helping government soldiers carry out a brutal 2004 crackdown against a rebe

发表于:2019-01-16 / 阅读(111) / 评论(0) 分类 2006年VOA标准英语(十二月)

By Phuong Tran Dakar 08 September 2007 Civil society groups are marching in Niger's capital Saturday to demand that the French nuclear energy company, Areva, quit mining Niger's uranium. The march comes after months of government accusations that the

发表于:2019-01-31 / 阅读(89) / 评论(0) 分类 2007年VOA标准英语(九月)

By Nancy Palus Dakar 21 April 2008 Throughout West Africa gold, bauxite, uranium and other lucrative minerals are being extracted from the land, but local communities benefit little or in many cases lose out. Human-rights and development experts at a

发表于:2019-01-31 / 阅读(65) / 评论(0) 分类 VOA常速英语2008年(四月)

By Naomi Schwarz Dakar 28 February 2008 Democratic Republic of Congo's government says it will not publish results of a review of more than60 mining contracts but will work directly with the mining companies to renegotiate terms. The government has f

发表于:2019-01-31 / 阅读(61) / 评论(0) 分类 VOA常速英语2008年(二月)

At the moment, workers at the Pike River Coal mine are using a jet machine to pump CO2 into the mine to put out the fire. Then they will put a cover over the entrance. When the mine is cool and all poisonous gases have gone, rescuers will enter the m

发表于:2019-02-02 / 阅读(66) / 评论(0) 分类 新西兰英语

The government will consider mining in some areas where there are national parks. The Minister for Energy and Resources, Gerry Brownlee, said that New Zealand is a country which is rich in minerals. In 2008, we exported $2 billion worth of coal, meta

发表于:2019-02-02 / 阅读(50) / 评论(0) 分类 新西兰英语

Some of the main driving factors of sub-Saharan Africas growing tuberculosis epidemic can be found deep underground in its gold, diamond and precious mineral mines. A new Oxford University-led study warns of the health risks faced by miners and their

发表于:2019-02-07 / 阅读(57) / 评论(0) 分类 VOA标准英语2010年(六)月

By Phuong Tran Dakar 12 February 2008 A dozen West and Central African countries are pressing mining companies for a bigger share of growing revenues, discussing the issue with industry leaders during a two-day meeting this week in Guinea's capital,

发表于:2019-02-08 / 阅读(114) / 评论(0) 分类 VOA常速英语2008年(二月)

Voice 1 Hello, Im Joshua Leo. Voice 2 And Im Marina Santee. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 3 The place is dirty

发表于:2019-02-14 / 阅读(76) / 评论(0) 分类 环球英语 Spotlight

Lignite is low grade coal which contains more moisture than high grade coal and is dirty to burn. Southland has ten areas with lignite. Solid Energy, which is a government company, plans to mine this lignite. The company has plans to build a $25m bri

发表于:2019-02-17 / 阅读(71) / 评论(0) 分类 新西兰英语

By Steve Herman Goa, India 07 February 2008 Mining, along with tourism, forms the economic backbone of India's seaside state of Goa. Environmental concerns recently halted much of the iron ore extraction, but the way has been now cleared for resumpti

发表于:2019-02-19 / 阅读(141) / 评论(0) 分类 VOA常速英语2008年(二月)

Hi,guys.Hi,Kym,how are you.Hi,guys,what a fun audience you have.I know,they are wonderful. 大家好啊 嗨 Kym 你好啊 大家好 你的观众很赞啊 那当然啦 他们非常棒 All right,so you went to Home Depot,right?I went to Home Depot for

发表于:2019-02-22 / 阅读(73) / 评论(0) 分类 艾伦脱口秀
学英语单词
Agua de Dios
AMBUS
anodontia praecox
apostated
ate like a bird
autosomal dominant polycystic kidney disease
Bacterium paratyphosum B
bar mitzvahs
battery cut-out
be upon one's mettle
Beas.
bilge out
Boolean constant
bridge lamp
Calberla's solution
calscorbate
complex propagation constant
coregulator
countervallation
cybermarriages
decreasing drying rate
dense ring
digit capacity
disuniate
double-action disk plow
Duyinzeik
Entamoeba buccalis
exploration funds
family mould
firefight
first budget reserve
fourth generation system
framboesiform lupus
gotzenite
grasslike
hand feed planer
hexadeeene dicarboxylic acid
hicksons
hilights
ice axe
ice plants
identification of soil
Ikato
intelligent computer-assisted instruction
interpolation table
lateralis anterior sulci
lawn bowl
layer stripping
llorona (mexico)
lockout cylinder
magdaleno
magnetomodulated chopper
Manitowoc County
MEREP
Mobius geometry
monasterial
Mudon
multiple stratification
nine thousand
node operator
output equipment
over speculation
Ovran
pallidoluysian
pass card
pelt rot
percoarcted
playlet
potato race
preeducation
putridest
radio-frequency coupling technique
rami dorsalis manus
Rhododendron tenue
Rowley Shelf
Sayeret Mat'kal
scalar quantization
selamectin
sicilies
Sisymbriopsis
skew pupils
smolny
smooth texture
splinter-bar
sqoamosphenoid suture
standard language symbol
strengthened shell
submicroscopically
suction channel
supercloud
tapes japonica
test dye
thermodynamic state
titanic schore
tosses off
trelstad
tube straightening press
verifilm
vine borer
WAP Forum
weasel
xcier