高斯带通滤波器

1) need表示需要,主要用于否定句和疑问句。用于疑问句,肯定回答用must,否定回答用needn't。have to表示他人或客观情况要求必须,也可以翻译为不得不,have to否定形式意思是不一定或没有必要

发表于:2018-12-01 / 阅读(63) / 评论(0) 分类 新东方CET6阅读

But the HEPA filter for Olivers Vibe got dirty very quickly. And, it was not cleanableit was simply replaceable. When it turned filthy brown, Oliver went back to Target to buy a new filter. Oddly, Target sold the F15 belt for the Vibe, but not the fi

发表于:2018-12-11 / 阅读(70) / 评论(0) 分类 365个英语简短小故事

From VOA Learning English, this is the Health Lifestyle report. In parts of India, it is not uncommon to see people wearing a mask over their nose and mouth. The capital, New Delhi, has some of the world's dirtiest air. The pollution was a call for a

发表于:2019-01-03 / 阅读(65) / 评论(0) 分类 2018年VOA慢速英语(一)月

中文 英文 缩写 搭接业务/代答业务/截接业务(PBX) pick-up service 达林顿放大器 Darlington amplifier 打包带 strap 大功率/高功率的 high power 大规模集成电路 Lar

发表于:2019-01-03 / 阅读(59) / 评论(0) 分类 电信英语

By Tabinda Naeem Washington, D.C. 21 May 2007 Two years ago, the National Academy of Engineering established the Grainger Challenge Prize for Sustainability. This $1 million award was designed to challenge the world's scientists to develop a practica

发表于:2019-02-03 / 阅读(92) / 评论(0) 分类 2007年VOA标准英语(五月)

Here comes the band! Shall we call mamma and Fanny to see it? 乐队要过来了。我们能叫妈妈和范妮去看吗? Let us stand still, and hear the men play as they pass. 当他们经过时,让我们站着不动,听他们演奏。 I hope

发表于:2019-02-11 / 阅读(55) / 评论(0) 分类 美国语文第一册
学英语单词
-g.
Abborrtrask
abrasive points for chrome cobalt alloy
ala tau
amperemeter(ammeter)
apoplasmia
artificial blowing
BA Asia Limited
be in treaty
blue lady
braye
bum-rapped
Campo do Gerês
Canadian tuxedo
cioffi
cisrhenane
colliery holidays
common mode feedback amplifier
decelerated growth
declaration of withdrawal
degree of dispersion
dynamic-pressure log
e-a-r
EDDP
Einthoven string galvanometers
Eureka wire
fenestrated placenta
fiddleists
forestaff
free text searching
gasoline anti-icing additive
Gauss'law
get home to
grape phylloxera
hancies
hard goods
Heaviside units
helical electric power feeder
hepster
high detectivity detector
hole current density
horn loading
initial system loading
interlocked film wind and shutter mechanism
irish lilt
isotta
Jacksonian hurly-burly
line access unit
merkins
moscarda
musculi compressor vaginae
namby-pambyish
neurochemistry
non condensing engine
objective wave forecast
ordnance depot
osteochondrodysplasic
paleologist
panaxatriol
partaying
pdb
pedicurist
pharyngeal gland
piano-accordions
Picea excelsa Link.
Posearnet
post office headquarters
preier
previabl
Prevo, Vulkan
Priseka
profile cutter by tracing device
quiz show
radioactive heat sources
readduce
relicary
repeated integration
reshoed
rounds
Samisisi
sansibia formosana
schwasted
secondary yolk cells
simply connected covering Lie group
stuward
synaptology
tablewear
terne metal
Tight financial and monetary policy
time sight bill
to keep a low profile
tool grindery
tracklayer
trip key
Tuffnell's
Turbellaria
ultimate beneficial holder
unchurch
vernier reading manometer
water emulsifiable oils
xilopal (xylopal)
yeast like colony