[网络] 几丁质

material scientists admire spider silk for being lightweight and strong.now another arthropod product is getting into the act insect cuticle,the tough flexible material is inside insect skeleton.researchers at harvard * institute for biological inspi

发表于:2018-12-02 / 阅读(299) / 评论(0) 分类 Scientific American(十二)月

This is scientific American sixty seconds science. I'm Christopher Intagliata. Got a minute? Worldwide, we know of enough uranium to power today's nuclear reactors for another hundred years according to the nuclear energy agency. But scientists say t

发表于:2018-12-24 / 阅读(217) / 评论(0) 分类 Scientific American(八)月
学英语单词
aiming screen
all-Americanness
amyl mercaptan
anhydrous slufuric acid
anochetus taiwaniensis
Asohoner's reflex
assembler language instruction code
Atactoporella
axetre
beien kep gear
benzamon
brass borings
cachers
cactus cat
capitals of lithuania
cartridge tape
chief baron
chiepe
circle the wagons
cocoon holder making machine
collation sequence
compatibility and incompatibility of drugs
construction norm
contact behavior
count of cloth
cripple timber
Dabarelle
dangedest
demarcation statistics
depreciation insurance method
drive-by-wire toys
drogman
enstamped
epicyclic-train
euryphotic zone
even date
feather burst
FIDIL
flying squirrel
gambesons
geometrical light-path
granger causality test
hard sector disk
have the pull on someone
heavy sell
hiatus aorticus
ice ages
imerf
imparter
information specialist
JSCS
K-shell
Katayga
maintenance treatment
maio
Mapingian Age
Mitundu
mono-pitched roof
non-control crystal oscillator
nonterminative
not know from a to b
nozzle wheel
Nsonga
own demand
oxathiazolidine
paralytic chest
phylogeneticists
pipas
pitching change
plerom
polypodium deilsianum c.chr.
polysynthetic glacier
quantum probability
quinine acetylsalicylate
radio sterilization
rail tongs
real analytic structure
rebased
representative democracy
rotary retort furnace with internal screw
Royal Engineers
S-chromosome
short travel
shraddha
speaking the language
stamped and addressed envelope
standardized block
starting crankshaft
strikes cluase
subaqueous concrete
subsurface
superduty
sylvians
tarsias
transport controller
traversing table type
usneas
versa module europa
vigula
vindirosine
woolly mullein
xiphosuran