体积变形;相对体(积)变形

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Bats see with their ears, which are highly attuned to pick up minute variations in the reflection of the sound pulses they use to echolocate. Here are so

发表于:2019-01-08 / 阅读(65) / 评论(0) 分类 Scientific American(十二)月

1. Russians 1、俄罗斯人 Scientists still cannot agree on their origins and answer the question when Russians became Russian. The ancestry of Russians were sought among Normans, Scythians, and Sarmatians, and even the South Siberian Usuns. 俄罗斯

发表于:2019-02-01 / 阅读(41) / 评论(0) 分类 阅读空间

The Zika virus outbreak in Latin America could be a bigger threat to global health than the Ebola epidemic that killed more than 11,000 people in Africa. That's according to several public health experts who spoke with the Guardian and Examiner newsp

发表于:2019-02-08 / 阅读(60) / 评论(0) 分类 英语新闻

质量合格证书 certification of fitness 原材料 raw material 底板 bottom plate 垫层 cushion 侧壁 sidewall 中心线center line 条形基础 strip footing 附件 accessories 型钢 profile steel 钢板 steel plate 熔渣 slag 飞溅 weldin

发表于:2019-02-15 / 阅读(81) / 评论(0) 分类 实用英语

本期内容: The World Health Organisation warned that Zika, a mosquito-borne virus linked to brain deformation in human fetuses, is likely to spread to every country in the Americas except Canada and Chile. Brazil has reported 3,893 cases of micr

发表于:2019-02-20 / 阅读(51) / 评论(0) 分类 夏说英语新闻晨读

英语单词快速记忆法丛书(2)

发表于:2019-02-26 / 阅读(167) / 评论(0) 分类 英文语法词汇
学英语单词
advance guard
ageing (aging)
alumilite cement
anti-drug
assessed according to dead weight tonnage
average moderate swell
belt of earthquake
berylliosis
beua
binifibrate
brake clevice
brearley
brickworking
burrowing parrots
calvani
camellia tea
cancrinite litchfieldite
car coupler
casto
closed and pressured fuel system
content line
conventional construction
Coronado Bay
D.R.V.
dauernarcosis
dihydroneopterin
dottinesses
dual in line memory module
eight-foot-wide
electroblotting
electromigration injection
evapo(u)rate
feelered
free storage management
gastric retention
genus Mylodon
geomantic omen
get one's breath
helm ports
Hildegarde
hillclimb
HOPENET
hydromechanization
impregnative
inter-offices
interdeck
international code
J. C. C.
Keller process
landrover
leveraged buy-out
limit of authority
liquid counter
metal industry
metallic line star
monkey meat
monomachia
Mylofanol
neutral mode
nonpolar dielectric
Nordkapp
novelizing
offers
operational safety management system
opuscule
page region
pattern strickle
peckho
pit mouth
post arc current
power nozzle
printing operations
probability frequency function
proto-Aryan
protosporphore
reaper section
rectal temperature measurement
regenerated dense medium
registered design
result normalization
Rheum lidjiangense
ring header
Rosecomb
saleyard
satellite global monitoring
schathles
selector bar
self-sharpening blade
Seville orange
Shīrwān Māzin
side-sheet
simple massed diverticulosis
soudee
staminate
stipulable
stove pokers
Streptomyces fradiae
strong LR(K) grammar
sweat on
unconditional mean square error criterion
valla
vinicultures