IEEE 802.3 标准

Air interface tailored to minimize current consumption Basic Technical Information—Based upon a small, high performance integrated radio transceiver, each of which is allocated a unique 48-bit addre

发表于:2018-12-08 / 阅读(158) / 评论(0) 分类 新概念英语第一册Flash第2版

(Motorola Inc ),原名:Galvin Manufacturing Corporation,成立于1928年。1947年,改名为Motorola,从1930年代开始作为商标使用。总部设在美国伊利诺伊州绍姆堡,位于芝加哥市郊。世界财富百强企业之一

发表于:2018-12-28 / 阅读(111) / 评论(0) 分类 世界名牌博览

英特尔公司[1] ,是美国一家主要以研制CPU处理器的公司,是全球最大的个人计算机零件和CPU制造商,它成立于1968年,具有46年产品创新和市场领导的历史。1971年,英特尔推出了全球第一个微处

发表于:2018-12-28 / 阅读(121) / 评论(0) 分类 世界名牌博览

Motorola is a manufacturer of wireless mobile phones, two-way radios, microprocessors and wireless network infrastructure equipment. Its website says: Motorola is a global communications leader powered by a passion to invent and an unceasing commitme

发表于:2019-01-01 / 阅读(141) / 评论(0) 分类 各大品牌英文介绍

Intel Corporation is a technology company based in Santa Clara, California. It is the world's largest semiconductor chip maker and the inventor of the x86 series of microprocessors that are found in most personal computers. The company was founded in

发表于:2019-01-01 / 阅读(298) / 评论(0) 分类 各大品牌英文介绍

Tree Electricity Runs Nano-Gadget A report in the journal IEEE Transactions on Nanotechnology shows that maple trees generate a small, but measureable amounts of electricity, which can power tiny devices. Karen Hopkin reports If scientists have thei

发表于:2019-01-02 / 阅读(201) / 评论(0) 分类 60秒科学

The price(s) of some personal computers are likely to drop, following drastic cuts this week on some Intel and AMD microprocessors. At the same time Intel unveiled a new line of processors that are much faster than with their previous chips. NPR's W

发表于:2019-01-06 / 阅读(191) / 评论(0) 分类 2006年NPR美国国家公共电台

Engineered devices are all around us. From cell phones and computers to hybrid cars and deep-water oil platforms, advances in engineering are profoundly changing our lives. But concerns are growing that public understanding of how these technologies

发表于:2019-01-06 / 阅读(103) / 评论(0) 分类 VOA标准英语2010年(七)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? [Radio sound:] Northeast 480 you are cleared for landing, Northeast 480 you are cleared for landing. That same radar technology that guides aircraft and tracks hurrica

发表于:2019-01-07 / 阅读(142) / 评论(0) 分类 Scientific American(十二)月

How Relevant Are Computing Behemoths? Your basic personal computer has one microchip at its core. The Central Processing Unit, or CPU, executes a set of commands contained in a predesigned program. The first supercomputers had a few more CPUs, but co

发表于:2019-01-14 / 阅读(162) / 评论(0) 分类 VOA标准英语2013年(七月)

The trend in data storage is even more impressive. In the early 80s, the standard unit of computer storage, one mega-byte, or one million bytes of information, cost about 100 dollars. Today, it is 10 cents. In two years, it will cost 2 cents. 数据存

发表于:2019-01-18 / 阅读(159) / 评论(0) 分类 财富精英励志演讲

Engineered devices are all around us. 我们身边全是机械电子产品。 From cell phones and computers to hybrid cars and deep-water oil platforms, advances in engineering are profoundly changing our lives. But concerns are growing that public

发表于:2019-01-19 / 阅读(182) / 评论(0) 分类 VOA双语新闻 2010年8月
学英语单词
.af3
abandonment charge
abnc
air priority
alkyl shift
anas clypeatas
anti-structure defect
antigen presenting cell
apisin poisoning
Bedkow
bloodleaves
bold as an Essex lion
Borraginaceae
Brezhnev Republican
cam roll
canvas bag
carriacou
cellulosic matrix polysilicic acid fiber
chip scratches
circumferential
cold-rolled steel plate
conductivity structure
continuous heavy-duty service
Cromwell current
Cronak process
databacks
demi-distance
depreciated original cost
disk storage dirve
donor band
Dor Bābā
double-column planer milling machine
drilling operations
electoralist
endo-enteritis
eucil
fantastick
first order recursive program
flexible model
foamed slag
for sake of
glabrificin
half-site
hemisystematic
herbology
holding furnace
i-be
imputable
inside information
insolenced
Ischitella
lab telephone system
laddock
Lake Grace
large water aircraft
llow
morays
multisatillite colocation
nitride
normal-incidence reflection
nuclear boiler
paraffin content test
passive type
pistol lanyard
pneumatic clutch
portable debugger
POTG
proteoid
quarry water
raidal cut
rapid atrial pacing
rectified value of alternating quantity
regional compensation scheme
reversing bucket
rose pinks
rundgren
secondary application
shade from
sharp-freezing room
small section mill
specific angular frequency
spring-supported screen
St-Saëns
ST_doing-and-achieving_unsuccessful-people-and-things
stabilization of superconducting magnet
stainless steel watch band
terre ? terre
theeng
two-variable
txn
U/WB
ULF
unfertilized ovum
unhobbled
unterminably
vigorous branches
viscosity ratio
ward in chancery
weighted code
What is gone with someone?
white matter disease
Y. U. N.