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(422) / 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(322) / 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(732) / 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(323) / 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(360) / 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(258) / 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(291) / 评论(0) 分类 万物简史
学英语单词
a shed
abate the price
aelian
alpaslan
atherton plat.
bacteriocinogeny
bashfulness
beer nuts
beginning line
bright-line rule
Brown & R.
built in motor drive
built propeller
buono
bushing current-transformer
bypass outlet
central vein of suprarenal gland
chortosterol
Chësha
class 1b
complete orthonomal set
concitizen
courtesanship
critical wind speed
cyclohexyl iodide
cyclotron harmonic
databasenames
daymon
death-like
debug support system language format
decay path
disc coulter
drill for
elkhorn ferns
epilept-
eunotogramma debile
floating shock platform
free depot
frequency-modulated quartz oscillator
get in
half-octagon ring
high-temperature high power semiconduct device
hydrolocation chronoscope
ibus
ileum augmentation cystoplasty
independent heterodyne oscillator
induced electrical fields
intermittent debris flow
introduction to law
IP spoofing
jabusch
lateral corticospinal tract
leveling wye level
life after death
light transmittence
management level
measurement processor subsystem
metrostaxis
mildew-retarding agent
minimum capital requirement
mixed-base crude oil
Neurath
nnpb
non-revenue passenger mile (nrpm)
open gill
oscillation lever
Oxytropis pilosa
ozone distribution
Parcent
photosynthetically active radiation (par)
pollen mentor
pre-chromodynamics
prebreakdown
primary transition
Pritchett Seamount
procedure language processor
psychogalvanometric
remote program translation
reserve for contingencies
reversing limit valve
right through
roadbed pressure
Sacabaya
shaw-net
Sheerness
St. Trinian's
starting valve
steering clutch plate
superonerate
terebratula
testrite
titano
Torzhok
trad.
Turkish manna
unionizing
vinyl chloride poisoning
weeping love grasses
wire silver
xesturgy
yank my chain
Zelenski