毫米波泸波器

Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is about a millimeter across. Rod-shaped bacteria are u

发表于:2018-11-28 / 阅读(461) / 评论(0) 分类 新概念优美背诵短文50篇

Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is abo

发表于:2018-12-01 / 阅读(174) / 评论(0) 分类 新东方背诵文选

by Jason Marshall We use a lot of math words in our day-to-day lives without really understanding what they mean or where they come from. For example, prefixes like mega, giga, and tera that we use to describe computer hard drive sizes (think megabyt

发表于:2018-12-07 / 阅读(66) / 评论(0) 分类 数学英语

Broadcast: January 27, 2003 By Jill Moss This is the VOA Special English Development Report. Researchers have discovered a simple answer to a huge problem in developing countries. They have found that

发表于:2018-12-07 / 阅读(90) / 评论(0) 分类 VOA2003(上)-健康资讯

Prisma App Makes Art Out of Photos Pokmon GO is the most popular app in the world right now. But another new app is also getting a lot of attention. And its free. Prisma lets users add filters to photos to interesting, beautiful and strange effect. T

发表于:2018-12-08 / 阅读(94) / 评论(0) 分类 2016年VOA慢速英语(七)月

This is Scientific America's 60 second science, I'm Sentay Graber, this will just take a minute. Magnifying glass, telescope, tiny tiny tape measure, these are the weapons with which researchers are fading it out to find the world's smallest frog.One

发表于:2018-12-24 / 阅读(97) / 评论(0) 分类 Scientific American(一)月

Magnifying glass, calipers, teeny tiny tape measure, these are the weapons with which researchers are fighting it out to find the world's smallest frog. One team just announced the discovery of the unaverage 7.7 millimeter p* which can sit comfortabl

发表于:2018-12-24 / 阅读(91) / 评论(0) 分类 Scientific American(一)月

Tired of waiting for a webpage to download? Then, sign up for the hottest broadband highway to the Internet from Impact Solutions. We provide you unlimited monthly access, 24/7 technical support, 30 MB of free webspace for your personal or business s

发表于:2018-12-28 / 阅读(105) / 评论(0) 分类 听英文对话做选择

Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is about a millimeter across. Rod-shaped bacteria are us

发表于:2018-12-30 / 阅读(66) / 评论(0) 分类 考研背诵50篇

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 long [ lCN ] I longed for a bicycle. v

发表于:2018-12-30 / 阅读(141) / 评论(0) 分类 每日攻克5词

今天我们要学的词是heat wave。 Heat wave, 热浪,高温天气。 A heat wave is sweeping the Northeastern region of the United States, 美国东北部地区普遍出现高温天气。 The heat wave could be a record-breaker, 这次高温天气

发表于:2019-01-07 / 阅读(121) / 评论(0) 分类 英语单词荟萃

今天我们要学的词是heat wave。 Heat wave, 热浪,高温天气。 A heat wave is sweeping the Northeastern region of the United States, 美国东北部地区普遍出现高温天气。 The heat wave could be a record-breaker, 这次高温天气

发表于:2019-01-07 / 阅读(121) / 评论(0) 分类 英语每日一词

Cameras were once big and bulky. Today,really good cameras fit in your pocket. And now, researchers at Cornell havedeveloped a camera thats just a half-millimeter on each side and a hundredthof a millimeter thick. The lens-less device is called a Pla

发表于:2019-01-08 / 阅读(103) / 评论(0) 分类 Scientific American(七)月

AS IT IS 2016-10-05 Nobel in Chemistry Goes to Makers of Worlds Smallest Machines 2016诺贝尔化学奖:世界上最小的机器 Three scientists have won the Nobel Prize in Chemistry for their work in developing tiny machines. The three men are Jea

发表于:2019-01-12 / 阅读(93) / 评论(0) 分类 2016年VOA慢速英语(十)月

Now one of the things that I do is I don't use any filters, I don't use anything to 我录制的所有视频都没有做过特效处理,什么处理都没有 I try to capture the moment as much as possible as the way that I saw it with my own eyes.

发表于:2019-01-18 / 阅读(60) / 评论(0) 分类 TED演讲教育篇

Science and technology 科学和技术 Computer vision 计算机模拟视觉 Eye robot 你是我的眼 Poor eyesight remains one of the main obstacles to letting robots loose among humans. 放手让机器人在人类社会自由活动仍存在重大障

发表于:2019-01-26 / 阅读(134) / 评论(0) 分类 经济学人科技系列

Got ballistics back on the Holder murder. 霍尔德凶案的弹道分析出来了 They pulled two 7.62 millimeter bullets out of him. 他们取出了他身上两枚7.62毫米的子弹 According to the stippling and size of the entry wound, 根据伤口

发表于:2019-01-29 / 阅读(73) / 评论(0) 分类 绿箭侠第一季

DEVELOPMENT REPORT – Cloth Filters Fight Cholera By Jill Moss Broadcast: Monday, February 14, 2005 I'm Gwen Outen with the VOA Special English Development Report. A few years ago, researchers discov

发表于:2019-01-30 / 阅读(103) / 评论(0) 分类 农业与发展

Bacteria Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is about a millimeter across. Rod-shaped bacter

发表于:2019-02-17 / 阅读(97) / 评论(0) 分类 双语有声阅读

48 Bacteria Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is about a millimeter across. Rod-shaped bac

发表于:2019-02-17 / 阅读(78) / 评论(0) 分类 双语有声阅读
学英语单词
Acanthograptus
acceleratory collapse
Acrab
amenable(to)
amoniotic
angiomyocardial
ausformannealing
be far gone
beat a drum s for
bellair
bigname
bookworks
bootings
braced yard
broker's credit
bull transaction
Carter Spit
chapstick
chart block
Christianso
comparison prism
congenital atresia of ejaculatory duct
congenital pulmonary cyst
Cornus amomum
counterplays
Danaubangko, Sungai
defence accords
dendelion
departmental hour rate method
Dioscorea gracillima
dry dock dues
eight hours
eldening
endosteal implant
error correction diagram
ex post investment
ex-plosives
executive produced
forward repositioning
frequency interleaving
full fig
Galluzzo
gaspas
glutathionated
graduated rod
Gurimatu
hanky panky
hard leads
heat and sweat damage
high sensitive chromogenie reagent for thorium
human-factors engineer
humite
immediate integration
initial body
invasion stripes
jaw-prop
krulwich
lansdown
lateral shoot
liefness
lion tamarin
magpie goose
medicine bundle
MGDS
Montmorency, Falls
myomesin
natural territorial complex
normies
octopus-like
orthosympathicus
paer core
PARACENTROPHORIDAE
parallel retreat
Paris daliensis
photo communication
power frequency
prickling-like pain
programming template
push hrough
radial total error
recurve-billed bushbird
residual stress model (composite)
resulting force curve
rotala hippuris
Ruapehu
secondary wavelet
Senecio cannabifolius
shielding low tension insulator
sittingly
spin-on
sulphids
taphole stopping machine
theoremproving system
tischendorfite
torfu
total mean power
track chisel
Tyuy
underwater robot
unpiped
wins
wrap-account