古地质构造学

The theory of plate tectonics describes the motions of the lithosphere, the comparatively rigid outer layer of the Earth that includes all the crust and part of the underlying mantle. The lithosphere(

发表于:2018-12-01 / 阅读(402) / 评论(0) 分类 新东方背诵文选

SCIENCE IN THE NEWS - Plate Tectonics By Marilyn Christiano Broadcast: Tuesday, February 17, 2004 (THEME) VOICE ONE: This is Science in the News, in VOA Special English. I'm Sarah Long. Graphic Image

发表于:2018-12-07 / 阅读(302) / 评论(0) 分类 科技之光

The theory of plate tectonics describes the motions of the lithosphere, the comparatively rigid outer layer of the Earth that includes all the crust and part of the underlying mantle. The lithosphere(n.[地]岩石圈)is divided into a few dozen plates o

发表于:2018-12-08 / 阅读(707) / 评论(0) 分类 新概念优美背诵短文50篇

The theory of plate tectonics describes the motions of the lithosphere, the comparatively rigid outer layer of the Earth that includes all the crust and part of the underlying mantle. The lithosphere(n.[ 地 ] 岩石圈 )is divided into a few dozen p

发表于:2018-12-30 / 阅读(298) / 评论(0) 分类 考研背诵50篇

SCIENCE IN THE NEWS - The Moving Story of Plate Tectonics FAITH LAPIDUS: This is SCIENCE IN THE NEWS, in VOA Special English. Im Faith Lapidus. BOB DOUGHTY: And Im Bob Doughty. Scientists who study the Earth tell us the continents and ocean floors ar

发表于:2019-01-12 / 阅读(334) / 评论(0) 分类 2012年VOA慢速英语(一)月

Earth is alone among the rocky planets in having tectonics, and why this should be is a bit of a mystery. It is not simply a matter of size or densityVenus is nearly a twin of Earth in these respects and yet has no tectonic activity. It is thoughttho

发表于:2019-02-25 / 阅读(244) / 评论(0) 分类 万物简史

Australia, meanwhile, has been tilting and sinking. Over the past 100 million years as it has drifted north toward Asia, its leading edge has sunk by some six hundred feet. It appears that Indonesia is very slowly drowning, and dragging Australia dow

发表于:2019-02-25 / 阅读(268) / 评论(0) 分类 万物简史
学英语单词
3-epimethylschelhammericine
acoustic impulse
administrative treaty
Air Defence Identification Zone
Attican orogeny
back ends
balanced slide type valve
balancing bridge
Berlin-Dahlem Botanical Garden and Botanical Museum
black rhinoceros
bolshaya rogovaya
braver
British Hovercraft Corporation
buckle oneself to
caps off
carinoes
Casacanditella
Cattegat
cheilopoda
chicago city ballet
chilomastixes
coding image
Coptis anemonaefolia S.
Coquilhatville
cupric bromide
drop weight tear test
dying testatment
emergeth
exposed to contact
extracted
fly ash brick
four-arm pickling machine
fractional oil content
full depth
gear grinding machine with form wheel
general policy conditions
graphite for spark erosion
gulf crisis
hackathons
horizontal parallax
hour hammer cover
Hoya commutata
identity-based security policy
inalienable possession
induction valve
Information Industry Association
invasion of sb's right
Jurusania
kenner
Kimpton-Brown tube
launch complex
legislation clause
limbecks
longitudinal waveguide slot
minimum wage system
Negro's phenomenon
nonretinal
numbering of sections
occupation structure
ocusca
oil-immersed standard cell
oriented molecule
oword
pantophthalmids
parabolizing
pitted
plan-position set
prolongable Riemann surface
protoyonogenin
pseudocelli
real orthogonal group
redistibution
regeneration loss
reigned
rubidium bicarbonate
sak-
scale of taxes
sealing adapter
self-sower
Selta
send sth out
silverize
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steel-wire inducer
structure of finite length
Sweetognatlus
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taliercio
tax-reliefs
teleostome
the multiplexer
turbulent plasma
two-season
typing of blood
UTF-8
vitamin D milk
West Mersea
wire frame
wysner
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