红外线照射灭菌法

Human vision like that of other primates has evolved in an arboreal environment. In the dense complex world of a tropical forest, it is more important to see well that to develop an acute sense of sme

发表于:2018-12-15 / 阅读(137) / 评论(0) 分类 新东方背诵文选

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Animals rely on all sorts of cues to find their next meal. Monkeys and birds are attracted to the colors of ripe fruits and berries. And snakes find thei

发表于:2018-12-24 / 阅读(51) / 评论(0) 分类 Scientific American(十)月

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Five very old galaxies are now known to astrophysicists, thanks to Albert Einstein. A century ago, Einstein predicted an effect called cosmic gravitational lensing. Pictur

发表于:2019-01-08 / 阅读(71) / 评论(0) 分类 Scientific American(十一)月

物理学 statics 静力学 motion 运动 inertia 惯性 gravitation 引力 relativity 相对 gravity 地心引力 vibration 震动 medium (media) 媒质 frequency 频率 wavelength 波长 pitch 音高 intensity 强度 echo 回声 resonance 回声,洪

发表于:2019-01-17 / 阅读(45) / 评论(0) 分类 托福英语

Calsphere 卡尔斯菲尔美国拦截卫星 CAMEO(Chemically Activated Mater. Ejected inOrb.) 卡梅欧(轨道放射化学激活物质)美国科学卫星 Canister 茶叶罐美国小型军事空间站 C

发表于:2019-02-06 / 阅读(42) / 评论(0) 分类 英文语法词汇

Voice 1 Thank you for joining us for Spotlight! Im Ryan Geertsma. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Fires like this

发表于:2019-03-04 / 阅读(103) / 评论(0) 分类 环球英语 Spotlight
学英语单词
.mcr
A.P.C.
absolute system of units
adperson
amalgamator
armoured vehicles
artolatry
bear in on/upon
bidart
Bilharz
boiler grate
broad-beta disease
by bidding
cam profile
ceiling and visibility ok
center of isologue
centrifugal air pump strainer
chapulines
circulans
Communication Act
control translator
counter-controller
crotchless panties
crystal mixer
definite masses of congealed labor-time
density slicing
diesel electric railway car
direction finding network
divergent cyclical pattern
diving physics
double sweep tinning unit
dribber
Epimedium glandulosopilosum
equilibrium figure
Fleda
fluorocarbon film
forwarding culture
fuel calorimeter
group coherence
Gtsang dynasty
Harry, Mount
hemitrope-twin
holding massage in laryngological department
homologous image points
horizontal-type duster
hyperchess
illegal random access
in the small of the back
ingling
input event attribute
investment properties
kvelling
Leptodermis vestita
letter of intent LOI
linear congruential method
linearly separable class
local company
lower wire
maximum stability arm
MCLT
metropolis nations
monosyllabic
Nernst calorimeter
noise generation mechanism
nomologically
normally closed brake
nozzle headbox
overlap of spectral lines
Panax ginseng C.A.Mey.
parasitic animal ecology
plan view
plugged crib
pneumoconioses
polyelectronic
press'n
proleptotene stage
propyl hydroxylamine
Pyromic
required space character
reticulated tracheid
rumen fluke
run into a stone wall
safety-deposit
Sajama, R.
salethyl carbonate
single mass system
slow match
sock it to
starter push button
streamies
superconduction
surge protecting
thyrotoaricosis
transaction mode
transmission band
two-high reversing-finishing mill
ullage
variation selector
Viburnum farreri
viticulated
whangai
Zoxoxin