工整流,强制整流(使用中间极)

Section A [00:00.99]1. M: Let's talk about preparations for the dance. [00:04.70]W: We really need to plan better this time. [00:07.21]Remember what a mess it was at the last dance. [00:10.76]Q: What do we know about the last dance? [00:13.06]2. M:Ma

发表于:2018-12-01 / 阅读(299) / 评论(0) 分类 决胜六级英语听力

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(251) / 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(151) / 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(210) / 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(229) / 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(151) / 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(303) / 评论(0) 分类 新目标初中英语九年级(全一册)

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(151) / 评论(0) 分类 英语听力入门 (全四册)

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(275) / 评论(0) 分类 60秒科学

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(240) / 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(205) / 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(186) / 评论(0) 分类 VOA常速英语2008年(二月)

The new regulation sets stricter than ever limits on the application of commutation of sentencing and parole for those charged with duty crimes, financial crimes and organized crime. It specifically stipulates that commutation and parole cannot be ap

发表于:2019-01-19 / 阅读(169) / 评论(0) 分类 2016CRI中国国际广播电台

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(378) / 评论(0) 分类 唐顿庄园第一季

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(175) / 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(506) / 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(246) / 评论(0) 分类 VOA标准英语2011年(十一月)

If Hollywood ever had a lesson for scientists it is what happens if machines start to rebel against their human creators. 如果说好莱坞曾经给科学家们一个教训,那一定是机器人开始反抗它们的创造者人类。 Yet despite t

发表于:2019-02-18 / 阅读(167) / 评论(0) 分类 阅读空间

英国《自然》杂志27日发文称,美国谷歌公司旗下的人工智能(AI)开发商DeepMind(位于英国)研发的围棋电脑软件AlphaGo(阿尔法围棋)打败了职业棋手,开创全球先河。 In what they called a mile

发表于:2019-02-25 / 阅读(146) / 评论(0) 分类 实用英语

Topic1 Parents Unable to Get Euthanasia for ChildA couple in Anhui Province plea for euthanasia for their 1-year-old son, who is diagnosed with incurable brain atrophy. However, the request was rejected by the local authorities as euthanasia is illeg

发表于:2019-03-05 / 阅读(216) / 评论(0) 分类 英语角-圆桌会议
学英语单词
airing system of life boat
Al Qādirīyah
annish
Aulostomi
Australian nettle tree
branchiogenic chondroma
bugleweed
bumpers
carbonate rock
carries forward
cast unit
catalyzed chemisorption
cavein
caven
center of divergence
charge-symmetry hypothesis
chunkin
claim agent
combined application
common capers
counting by naked eye
cow catcher
crescent formation
dentatorubral fibres
dibben
Doppler echocardiograph
duty free slip
euhemicera sakaii
exclusion-zone
expressed almond oil
external heat source
fists
functional margin
gains from corruption
gas and oil seperating plant
gas turbine drier
Geetbets
geiger counter
general population movement
goggins
gowks
group-therapy
Hamito-Semitic
information carrying signal
interest methods in general
interpretive language
ipsative test
isobases
known base line
kuitle
LESTR
light cap
loss tangent
marginal supply price
memonic
meristoides grandipennis
moisture permeability index
multiterm
Nangnim-gun
nitrosimines
noforsooth
non-dischargeable weight
o-dichlorobenzne
ophiobolenal
P-Y curve
periphakitis
Perthes' tests
petromict
phase-transition
pil-
pito log
polarographic catalytic wave
pretectionic recrystallization
primary ore mineral
process of contact reduction
pymble
quassine
race against
shadiest
single-point method
small type motor
solid analytical geometry
squaresail
string matching with errors
tactical display
tanberg
thermal fisser
toplift attachment
tread arc width
trichopus
truantness
truss up a criminal
ultragaseous
upper print line
upwardly-mobile
urn(urna)
Vallergine
Valvai
vincetoxicum hirsutums
vinydan
wave-power device