电子束熔炼用电子枪

Each year, millions of people visit the 4,570-meter-high Baishui Glacier in southern China. Scientists say it is one of the worlds fastest-melting glaciers. The huge body of ice is in the southeastern edge of a Central Asian region called the Third P

发表于:2018-12-08 / 阅读(49) / 评论(0) 分类 2018年VOA慢速英语(十)月

ENVIRONMENT REPORT - November 15, 2002: Snow Melting on Mount Kilimanjaro By Cynthia Kirk This is the VOA Special English ENVIRONMENT REPORT. A new study says ancient snow on top of Mount Kilimanjaro

发表于:2019-01-02 / 阅读(55) / 评论(0) 分类 健康与环境

By Paul Sisco Washington, DC 24 May 2006 watch Melting Poles report NASA scientists, working with 10 years of satellite data, find a dramatic thinning of ice around the edges of Greenland, and Antarctica too. satellite view of earth Using satellite

发表于:2019-01-06 / 阅读(98) / 评论(0) 分类 2006年VOA标准英语(五月)

我们曾经讲过几个和gun也就是枪炮的

发表于:2019-01-07 / 阅读(114) / 评论(0) 分类 美国习惯用语

饶舌:Hollywood Undead - Bottle and a gun 相关介绍 :Hip-Hop,Metal,Emo,电子,混合一起是什么感觉?就是他们,Hip-hop为主,金属为辅,screamo偶来捧场.创造出了这只杰出的乐队.这是他们发行的第一张专辑. 歌词

发表于:2019-02-07 / 阅读(79) / 评论(0) 分类 节奏布鲁斯

Neutrons and protons occupy the atom's nucleus. The nucleus of an atom is tinyonly one millionth of a billionth of the full volume of the atombut fantastically dense, since it contains virtually all the atom's mass. As Cropper has put it, if an atom

发表于:2019-02-17 / 阅读(35) / 评论(0) 分类 万物简史
学英语单词
anecho
at a good hour
be done to the wide
beneficium divisions
bergwinds
boatlike
boost sales
Buprofezin
cable basement
chovanec
cinemacrography
citrus limonias
closings-out
Cochineal-fig
Cochlioceras
code-talker
common as the highway
computer-face
connected speech understanding capability
contagious tuberculin
cyclostrematid
density of released fish
dipluras
dispersed rubber
dyken
environment radiation surveillance
episclera
exoticisation
external diffraction
fishhouse
flow duration curve
get after
gitalin
global coherent memory
GM_made-from-made-of-made-out-of-made-with
graced
graduated tail
gravity aided control
group system
Gubino
hemicellulose
hewer
imputed to
in devotion to
inconsistent statements
indissoluble
individualise
Ixodida
jamokes
lag window
latrorse
limitrophic area
load control word instruction
load-line diagram
measure up to
Meciclin
MICROANEMIA
mitoxolamide
modulus of elliptic function
monochromatic emissivity
monologized
Moysaicall
neomen
Nominative Reports
osteomyelitis of rib
overpassed
pitching into
pityriasis linguae
planetary object
Pop Tart
predicted fire
proxy attribute
puccinia ainsliaeae
pulsator
Qayroqqum, Obanbori
quadriceps femur muscles
quantity mark
radial stay
relativistic energy
reserve for overhead
saw the point
scientific instruments
Sepedonium
seven-thirds rule
single cylinder test engine
single-intradermal tuberculin test
smicket
solution trial
soughthistle
splash system lubrication
stable bituminous dispersion
Stroud's pectinated area
substates
synquest
tap-hole plug-stick
treble tariff
turning diameter
unknownnesses
Vouga, R.
wishless
wood hyacinths