输出放大器阻抗

A: Something's wrong with my computer. B: What's the problem? A: My computer won't turn on. B: Did you see if all the connections are right? A: I'm not sure I understand what you mean. B: The connections between your CPU and your outlet. A: Is that w

发表于:2018-11-30 / 阅读(224) / 评论(0) 分类 英语情景对话-日常生活

[00:00.00]chapter 2 Computer Hardware [00:02.31]第二章 计算机硬件 [00:04.62]Dialogue 1 [00:05.73]句型1 [00:06.84]A:I thought computers were supposed to make your life more convenient. [00:09.26]我想电脑应该是让人的生活更方便才

发表于:2018-12-05 / 阅读(216) / 评论(0) 分类 电脑英语

插座、插头和其它连接物(电器连接) Sockets, plugs and other contacts [electric connections] 插头、插座及其他接触器(电接头) Plugs, sockets and other contacts [electric connections] 表面覆有带电导体的玻璃 Glass

发表于:2018-12-18 / 阅读(125) / 评论(0) 分类 英文语法词汇

2 What are the two speakers doing? [A] Walking down a hill [B] Climbing stairs [C] Discussing a trip

发表于:2018-12-30 / 阅读(138) / 评论(0) 分类 听听测测

3 Where are the two speakers? [A] In a restaurant [B] On a farm [C] At the man's home

发表于:2018-12-30 / 阅读(151) / 评论(0) 分类 听听测测

253 、 牙板扳手;丝模扳手 dieholder(stock) 254 、 牙板螺帽 dienuts 255 、 牛皮胶;动物胶 animalglue 256 、 牛油纸 tracingpaper 257 、 牛顿运动定律 Newton'slawsofmotio

发表于:2019-01-03 / 阅读(143) / 评论(0) 分类 英文名句短语

序号 中 文 英 文 术语解释 缩写 来源 181 运行,管理和维护 Operation,Administration and Maintenance OAM YD/T 1273-2003 182 光功率放大器 Optical Boosting Amplifier OBA YD/T 12

发表于:2019-01-08 / 阅读(194) / 评论(0) 分类 电信英语

OPEC will cut its oil output by 1.5 million barrels a day starting in November, with chances of more cuts to come. But from Paris, Lisa Bryant reports the announcement was met by a further drop by financial markets. OPEC hopes that by cutting output

发表于:2019-01-13 / 阅读(163) / 评论(0) 分类 VOA标准英语2008年(十月)

OPEC Agrees to Reduce Oil Output Kerry Sheridan Oil prices edged higher Tuesday after ministers from the Organization of Petroleum Exporting Countries (OPEC) agreed to reduce output. OPEC ministers ha

发表于:2019-01-31 / 阅读(149) / 评论(0) 分类 VOA2004(上)--各类新闻

China's iron ore manufacturers say they're struggling to keep their businesses afloat because of high costs and taxes while production is on the rise for the sector's global giants. Brazil's Vale SA is the world's largest iron ore producer and it say

发表于:2019-02-03 / 阅读(173) / 评论(0) 分类 cctv9英语新闻2015年

Janet Jackson的新专辑登上了美国流行专辑榜榜首位置,这是她7年的第一个冠军,但唱片的销量却折射出音乐界总体的滑坡。 《Discipline》是杰克逊音乐生涯中第6张冠军专辑,截止到3月2日,共售出18.1075万张。而她此前的两张专辑虽然只取得亚军,但销量相当可观。 Artist

发表于:2019-02-03 / 阅读(197) / 评论(0) 分类 音乐咖啡厅

BEIJING, Aug. 19 (Xinhua) -- China's steel output growth slowed in July and prices of steel products have continued to drop, according to data from the National Development and Reform Commission (NDRC). Crude steel production gained 4.2 percent year

发表于:2019-02-06 / 阅读(159) / 评论(0) 分类 英语新闻

An expert at the International Energy Agency says it may be many months before Libya's damaged oil industry can resume full production. The head of IEA's Oil Industry and Markets Division, David Fyfe, said Thursday there are many logistical, operatio

发表于:2019-02-06 / 阅读(134) / 评论(0) 分类 英语新闻

By Lisa Bryant Paris 01 February 2008 OPEC's 13 members, meeting in Vienna Friday, rejected calls by the United States to increase oil output. The oil cartel said supplies meet current demands. Lisa Bryant has more from Paris. Following talks in Vien

发表于:2019-02-06 / 阅读(140) / 评论(0) 分类 VOA常速英语2008年(二月)

BEIJING, Dec. 9 (Xinhua) -- China's industrial production growth continued to accelerate in November, indicating that the nation's economy is rebounding after seeing its lowest expansion pace in more than three years. China's value-added industrial o

发表于:2019-02-06 / 阅读(143) / 评论(0) 分类 英语新闻

China's industrial output growth accelerates in October BEIJING, Nov. 9 (Xinhua) -- Industrial production growth continued to accelerate in October, presenting evidence that China's economy is picking up steam after seeing its lowest growth rate in m

发表于:2019-02-06 / 阅读(144) / 评论(0) 分类 英语新闻

我们都知道,英文里,this和that可以用来表示这个、那个,它们叫做指示代词,其复数形式分别为these(这些)和those(那些)。其中近指用this和these,远指用that和those。其主要用法如下: 一、基本用

发表于:2019-02-07 / 阅读(154) / 评论(0) 分类 英文语法词汇

China's autumn grain output to hit record high BEIJING, Oct. 19 (Xinhua) -- China's grain output this autumn is likely to hit a record high and bring a ninth year of consecutive growth in the annual output, an official with the Ministry of Agricultur

发表于:2019-02-08 / 阅读(357) / 评论(0) 分类 英语新闻

It的用法 1.作人称代词 John likes playing Pingpong./ He always does it in the afternoon.(指代上下文提到的事物);/It's time we went home. / How far is it from here to your home ? / It is getting warmer and warmer./ It's very

发表于:2019-02-13 / 阅读(103) / 评论(0) 分类 英文语法词汇

Between 1970 and 1980, energy consumption by United States industry peaked and then declined, so that by 1980 total industrial use of energy was below the 1970 level even though total industrial output had grown substantially in the same period. Indu

发表于:2019-03-11 / 阅读(180) / 评论(0) 分类 GRE英语
学英语单词
accelerator pump
acoustic laboratory
allowings
automated waste
azidobenzene
bellaire
beta-carotene oxide
binder for porcelain paste
boudjemaas
bundle of pipes
campanilids
chill compartment storage temperature
clasp joint
closed cycle refrigerator
clutch throwout bearing
counter-charges
create account
deformation cross method
detection, phase
disputedly
divide evenly
earbene
ecological psychology
electric grab
eremobius
fancy thread
firm peak capacity
first boundary value
foreclosee
geothermal map
gillenia
glidewheel
gossip girl
ill-matcheds
interference between longer and shorter circle path signals
interfraction
intermediate pumping station
jelloped
jet-a
komedas
latheticus oryzae
legal material
librocubicularists
livedoes
LVUPK
materials(hobby)
metapuzzle
microwave heliograph
Miriam Vale
Moroccanizes
motor drawn
mount cent
MS Outlook
multripole source
no competition
Ogasawara-guntō
order amoebidas
Ouakama
over top
pentacarpellary
phenindamine
plain surface machine
pleasure center
polarization
present moments
profile contact ratio
pseudolovenia hirsuta
pyrothonide
queen trussed beam
recursively-enumerable language
Ringgau
round nut with lock channel
run deep
sabia schumanniana diels
sea-fret
single-covered butt joint
single-flange track wheel
slow vehicle mixed rate
sniff
social creditism
Sokur, Vozvyshennost'
sperm-tube
spunkily
stay for dinner
sulfogalactosylceramide
supergiant
synchrobetatron resonance
Synotis cappa
time-to-climb
tiradaet
tomberel
transfemale
tri-cut
tungar charger
tv-land
undertriage
wear mechanism
whitenizing
witwatersrand system
working-level
yacca