氢氧磷灰石, 氢氧磷灰盐(石)

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? On June 4th we told you about iron snowflakes on Mercury. Today we have some radical news about the atmosphere of Venus. Literally, a radical is a molecule that reacts e

发表于:2018-12-24 / 阅读(108) / 评论(0) 分类 Scientific American(六)月

Erythromycin,红霉素 Azithromycin,阿奇霉素 Clarithromycin,克拉霉素 Fluoroquinolones and their derivatives (e.g. levofloxacin),多西环素(如:脱氧土霉素) Tetracyclines (e.g

发表于:2019-01-03 / 阅读(121) / 评论(0) 分类 医务英语

分集介绍:导数,商数,正弦和余弦 Derivatives.of.products.quotients.sine.cosine

发表于:2019-01-05 / 阅读(367) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

In January 2015, a fire in one of Russia's largest university libraries damaged more than 1 million historical documents, an incident which some media described as a cultural Chernobyl. 2015年1月,俄罗斯最大的大学图书馆之一发生了火灾

发表于:2019-02-02 / 阅读(117) / 评论(0) 分类 英语新闻
学英语单词
acetyl carbinol
allocation criterion
an application interview
associated variate
bank-related broker
Bayard's ecchymosis
blotto
bull-fighters
cage washer
carrier accumulation
clerking
cole-haan
corotation electric field
cylindrical cutting unit
depressomotors
Dicellomus
Dipiperon
Diplotaxis muralis
dissipative attenuation
distant cauterization
do-rags
endocystitis
expense of reproduction
experimental tnak
family bombacaceaes
feed water heating system
flavivirus hepacivirus
flood estimation
furzy
Gerostop
giaquinto
GPRS radio resources service access point
graphite wool
greenstick-fracture
gymnothorax niphostigmus
harmsen
have Van Gogh's ear for music
imaginary frequency response
in evil part
international atomic weight
kebby
land-bank
local oscillation
locum tenentes
loran station
malls
maoz
member of train crew
microhistological
mixochimera
modern taxation system
Mongrassano
Monthly Bill
moss(y) forest
multilayered drawings
natural field electro-magnetical method
navarrenxes
Neolentinus ponderosus
neon flash tube
Nepal
non-confocal resonator
nonstandard label number
odontaspis tauruss
overaction
Oxytoxaceae
partier
pedatum
peshtigo
positron scintigraphy
pozner
prime site
real hologram spread function
resin soap
restrict
restrict client
reversive
role-player
salt books
sawtooth stopings
sectiones pedunculi cerebri
seismographic record
shield(ing) tank
shootists
slaggier
smokebox tube sheet
spolsky
staretses
surface characterization
system services control point
tend to be balanced
terry weave
to shotgun
top section modulus
touch and stay
transocular stripe
trident bats
unburned brick
union by first intention
ureine
Water Orton
Wornum
Yeomen Warders