[医] 人工放射性, 人工放射现象

artificial radioactivity的用法和样例:

例句

  1. In addition there are many natural and artificial radioisotopes and radioisotopes new synthetic elements.此外还有许多天然放射性同位素和人工放射性同位素和人工合成新元素。

Recording technology has changed a lot over the years, but you can still do one essential thing. You sit in front of a microphone and you tell a story, which here we are again this Friday morning because it's time for StoryCorps. It's an oral history

发表于:2018-12-02 / 阅读(284) / 评论(0) 分类 2007年NPR美国国家公共电台

4. In an experiment pubished in 1988, social psychologist Fritz Strack of the University of Wurzburg in Germany asked volunteers to hold a pen either with their teeththereby creating an artificial smileor with their lips, which would produce a disapp

发表于:2018-12-04 / 阅读(180) / 评论(0) 分类 考研英语长难句讲解

[0:0]arithmetic arouse arrange算术 引起,唤起 安排,准备 [0:37.8094]arrest artificial artistic aspect逮捕,拘留 人工的,人造的 艺术的,美术的 方面,面貌 [1:31.0307]assemble assembly assess asset混合,聚集 立法机构,议会 对...估价 人价值的,优点 [2:22.6436]as

发表于:2018-12-05 / 阅读(231) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

Scientists at the Massachusetts Institute of Technology (MIT) have created what could be a breakthrough in providing clean, alternative energy. Researchers have invented an artificial leaf that splits water into hydrogen and oxygen and stores the ene

发表于:2018-12-07 / 阅读(270) / 评论(0) 分类 创新英语

Researchers Create Artificial Skin With Sense of Touch Scientists have recently made considerable gains in creating human-like artificial limbs, but they still look and feel artificial. That could change with a development from South Korea. Researche

发表于:2018-12-16 / 阅读(176) / 评论(0) 分类 VOA标准英语2015年(一月)

Unit 7 Where would you like to visit? [00:04.88]SECTION A [00:07.84]1b Listen.Where would San,Gina,and Lydia like to go on vacation? [00:17.71]Why?Fill in the chart. [01:00.55]2a Listen and number these statements in the order that you hear them. [01

发表于:2018-12-17 / 阅读(347) / 评论(0) 分类 新目标初中英语九年级(全一册)

Voice 1 Welcome to Spotlight. Im Ryan Geertsma. Voice 2 And Im Anne Muir. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 3 You have got to go in spring. I

发表于:2018-12-19 / 阅读(258) / 评论(0) 分类 环球英语 Spotlight

UNIT 56 FOOD, CLOTHING AND SHELTER( Ⅰ ) Lesson 111 Part Ⅰ UNIT 56 FOOD, CLOTHING AND SHELTER( Ⅰ ) Lesson 111 Part Ⅰ Warming-up Exercises Spot Dictation: Eating Habits Eating _____change from g

发表于:2018-12-27 / 阅读(189) / 评论(0) 分类 英语听力入门 (全四册)

MR CAVORS FLYING MACHINE When I first met Mr Cavor, he was about to finish building the machine in which he planned to travel to the moon. As it had neither wings nor an engine, I was amazed and asked him how his machine could fly. The secret lay in

发表于:2018-12-29 / 阅读(294) / 评论(0) 分类 人教高中英语高二

Artificial Muscle Brings Back Blink A study in the Archives of Facial Plastic Surgery reports the development of an artificial muscle system that could restore the ability to blink to stroke and injury patients. Cynthia Graber reports Most of us blin

发表于:2019-01-02 / 阅读(316) / 评论(0) 分类 60秒科学

Mr Cavors Flying Machine When I first met Mr Cavor, he was about to finish building the machine in which he planned to travel to the moon.As it had neither wings nor an engine,I was amazed and asked him how his machine could fly.The secret lay

发表于:2019-01-09 / 阅读(405) / 评论(0) 分类 高中英语听力人教版第二册

Scientists at the Massachusetts Institute of Technology have turned to Mother Nature for inspiration, inventing a device that mimics photosynthesis, the process plants use to convert sunlight and water into usable energy. MIT chemistry professor Dani

发表于:2019-01-14 / 阅读(277) / 评论(0) 分类 VOA标准英语2011年(四月)

Scientists say they have successfully tested artificial blood vessels grown in the laboratory. In a heart bypass operation, surgeons typically remove a vein from a patient's leg and use it to replace blocked arteries that feed the muscles of the hear

发表于:2019-01-14 / 阅读(239) / 评论(0) 分类 VOA标准英语2011年(二月)

By Melinda Smith Washington, DC 15 February 2008 Obesity is becoming a worldwide problem, even in developing countries. But diet drinks and food prepared with sugar substitutes do not seem to help curb people's appetites. Now a new study may provide

发表于:2019-01-19 / 阅读(233) / 评论(0) 分类 VOA常速英语2008年(二月)

唐顿庄园第一季第三集_2 [INT. THE VILLAGE - DAY] [Matthew rides his bicycle into the village and ring the bell on it as he comes upon Edith.] LADY EDITH Oh. [Matthew tips his hat and gets off his bicycle.] MATTHEW CRAWLEY Hello. I'd offer yo

发表于:2019-01-29 / 阅读(446) / 评论(0) 分类 唐顿庄园第一季

In the spring of 1904, Rutherford traveled to London to give a lecture at the Royal Institutionthe august organization founded by Count von Rumford only 105 years before, though that powdery and periwigged age now seemed a distant eon compared with t

发表于:2019-01-29 / 阅读(190) / 评论(0) 分类 万物简史

今天我们要学的词是 artificia。Artificial 人造的。artificial intelligence 人工智能。不久前,The FDA approved a new artificial retina device that would help some people regain part of their sight. 美国食品和药物管理局批准

发表于:2019-01-30 / 阅读(193) / 评论(0) 分类 英语单词荟萃

Human bodies are frail, easily damaged packages full of parts that can never fully come back once lost. Luckily, researchers worldwide are working on replacing every bit of the body to make us all cyborgs. 人的身体是十分脆弱的,有些娇弱的

发表于:2019-02-08 / 阅读(552) / 评论(0) 分类 阅读空间

Artificial Speech Mimics Real Thing 合成声音发展渐入佳境 未来虚拟声音真假难辨 At a University of Arizona laboratory, Professor Brad Story analyzes the voices of singers, actors and public speakers both live and on audio tape. 在亚

发表于:2019-02-12 / 阅读(285) / 评论(0) 分类 VOA标准英语2011年(十一月)

A scare in Japan over beef contaminated with radioactivity spread on Sunday, with more areas of the country reporting tainted meat. Japanese media say meat from 132 cattle that ate straw contaminated with extremely high levels of radioactive cesium h

发表于:2019-02-18 / 阅读(182) / 评论(0) 分类 英语新闻
学英语单词
allowable bearing pressure
apron washer
assay ton
auzata simpliciata
balancing capcitor
Bardudvarnok
barriadas
benzarone
berays
beta-naphthol benzoate
big horn mts.
bigtooth
boost turbopump
Boy and Girl
brachionus quadridentatus quadridentatus
build own operate transfer
butcher blocks
Cedocard
coloring matter
consumer lending
containment fan cooler
coolant recirculation
corchorpsis crenata s. et z.
country style sausage
crosshead pin bearing
Daisy Dukes
downbeam
educom planning council
elastic thermal stress
Elecor
evaluation of toxic effect
ffr
fuel impurity
Fépin
gain floor
gallinarums
genus ribess
half butt
hoopdees
incorporation clause
interest on condition
International Rescue and First Aid Association
Issatchenkia
keep to themselves
learning skills
lexias
magnetic silencer
Mahuta
metatrophic intracavitary
mixed data type
morow
Nam Phong
neural computation
neutral conductor
neutrophile granulocyte
nwfp
obscuring phenomenon
oi
optout
out-manoeuvre
overjoyous
particular of applicant
peak fuel enthalpy deposition
pharyngoscopic
polycompound
pot galvanize
power transistor switching unit
rancieite
replacement string
Ronsard, C.
rotate right digit
rounceval
salting out agent
secondary inoculation reaction
semi-weeklies
Shapes for Inland Waters
showpersons
silicify
skringe
slavonski brod(brod)
sodium manganate
sothly
sPECAM-1
spill volume
static labyrinth
suprarenalgland
supraxiphoid
synchro mesh gear
tank top ceiling
technical data
Thruso
Tinospora hainanensis
toper
transverse crosstalk coupling
triple point water
umbilical fistula
venous eczema
vishogrod
wellbeseen
winsorizations
Yasawa Trough