单位增益电压倒相放大器,输出输入电压相等符号相反的放大器,反相放大器

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(223) / 评论(0) 分类 英语情景对话-日常生活

[00:00.00]each [00:02.23]各;各自的 [00:04.46]east [00:05.89]东;东方 [00:07.31]eat [00:08.39]吃 [00:09.47]ease [00:10.89]容易;不费力 [00:12.31]eagle [00:13.50]鹰 [00:14.69]ego [00:16.15]自我;自我意识 [00:17.60]easy [00:18.9

发表于:2018-12-03 / 阅读(147) / 评论(0) 分类 英语国际音标

UNIT THREE [00:12.09]They are in Hong Kong Park.Picture 1. [00:20.64]Tony,Jenny and Gogo are in Hong Kong Park. [00:30.30]They have some food in a picnic basket. [00:36.65]There are some apples on the mat.There are not any oranges.Picture 2. [00:50.2

发表于:2018-12-13 / 阅读(219) / 评论(0) 分类 小学综合英语3A

[00:33.67]Just a moment,please! [00:37.80]Listen and read [00:41.46]Hello? [00:44.41]Hello!is that Helen speaking? [00:49.08]No,this is Linda. [00:52.56]Is Helen in? [00:55.48]Yes,but wait a moment.She's doing some washing. [01:01.23]Hi!This is Helen

发表于:2018-12-13 / 阅读(166) / 评论(0) 分类 小学英语陕旅版六年级

[00:01.62]Page 13 and 14 [00:04.26]Talk a bout it! [00:05.90]Listen.Point. [00:08.05]a teacher [00:12.96]a student [00:18.29]a boy [00:23.67]a girl [00:29.49]a snake [00:35.79]an elephant [00:41.98]a cat [00:48.88]a rabbit [00:55.17]big a big elehant

发表于:2018-12-13 / 阅读(170) / 评论(0) 分类 灵通少儿英语第一册

[00:05.90]Lesson 18 [00:08.02]1.Learn to say. [00:11.64]It is Children's Day.今天是儿童节. [00:14.75]Many children are in the park.很多孩子在公园里. [00:18.44]Some are boating on the lake.一些在湖上划船. [00:23.98]Some are playin

发表于:2018-12-17 / 阅读(207) / 评论(0) 分类 闽教版小学英语三年级下

[00:03.56]Review 2 [00:05.50]1.Sing a song. [00:08.48]Spring has arrived. [00:27.93]Where has it arrived? [00:33.19]Arrived in the moun-tains, [00:35.74]arrived in the val-leys, [00:38.41]arrived in my hom-town. [00:43.96]Flow-ers are bloom-ing. [00:

发表于:2018-12-17 / 阅读(223) / 评论(0) 分类 闽教版小学英语五年级下

[00:01.11]Let's chant. [00:04.66]Three Meals 三餐饭 [00:07.67]Breakfast,breakfast. [00:10.85]Cakes and milk for breakfast. [00:14.33]Lunch,lunch. [00:17.42]Rice and fish for lunch. [00:21.18]Dinner,dinner. [00:24.19]Noodles and eggs for dinner. [0

发表于:2018-12-17 / 阅读(232) / 评论(0) 分类 闽教版小学英语四年级上

Wall Street's reacting to news from the Federal Reserve today that interest rates would stay low to help economic growth pick up. At last check, we see the Dow up more than 400 points or 3.8% at 11,229; NASDAQ is up more than 5% or 125 points at 2,48

发表于:2018-12-17 / 阅读(105) / 评论(0) 分类 2011年NPR美国国家公共电台8月

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

歌词如下: I like to go on the slide I like to play on the swing. I like to climb on the jungle gym. I like to run and sing. and I like to play on the seesaw,too. Do you like to go on the slide? Yes,I do! ln the playground! Let's have fun! ln th

发表于:2018-12-31 / 阅读(206) / 评论(0) 分类 英语儿歌274首

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(193) / 评论(0) 分类 电信英语

BERLIN, Nov. 4 (Xinhua) -- Struggling Mainz showed a vital sign when they swept Stuttgart 3-1 on Friday owing to a brace by striker Anthony Ujah in the opening match of the 12th match day. After nine winless matches in row Mainz was able to crave out

发表于:2019-01-31 / 阅读(121) / 评论(0) 分类 英语新闻

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(196) / 评论(0) 分类 音乐咖啡厅

1. The search for missing Caylee Anthony In Florida turns out some sort of bag with toys and what appears to be bones but no sign of the three-year-old girl. Caylee has not been seen since June, her mother has pleaded not guilty to murder. 2. It was

发表于:2019-02-11 / 阅读(162) / 评论(0) 分类 美联社新闻一分钟2008年(十一)月

人生路上,我们热衷于追逐,热衷于攀登!一次次告诉自己,水往低处流,人往高处走! 渐渐地,随着年龄的增长,我们开始发现:原来不计一切、不停攀登未必是好事,找到人生的平衡点才

发表于:2019-02-19 / 阅读(102) / 评论(0) 分类 英语美文

Theres a simple way to figure out where the center of mass is. If the big kid is two times as heavy as the little kid, then their mutual center of mass will be two times closer to the big kid than to the little kid. Three times heavier and the center

发表于:2019-02-23 / 阅读(136) / 评论(0) 分类 英语时差8,16

托福口语主要考察考生的表达能力和发音情况,如果有一口正宗的美式发音,即使在语法等方面有小小的瑕疵,也是瑕不掩瑜。 I saw Esau kissing Kate. I saw Esau, he saw me, and she saw I saw Esau. 我看见埃

发表于:2019-03-11 / 阅读(245) / 评论(0) 分类 托福英语
学英语单词
acusticus
akaky
alamance
alkyl sodium
arcos
atlantal lymph gland
automatic ragged-right justification
backward scattering
big mommas
caching server
cantilever discharge end
chippering
chlorothene
clinical gastroenterology
Clunbury
coaxial component
coiled cooling pipe
complete type persistent atrioventricular canal
coniogramme japonica diels
cooperative business association
coup de poing
Cuscuta gronovii
damark
desmoplasic
direct observation method
divergent aggregate
Durweston
eglins
elastic tissue proliferation
equilibrium of forces
exobiologist
fairwater cap
fexitron
field selection vector
fill insulation
flesh up
floating harbor
flupentixol
flux of heat
four-dimensional vector
Francis Crick
get small thank for it
guaranteed quality service
hand-wringings
HBA - host bus adapter
indicion
inside audit
inverse conical scan jamming
jet power
kagak
market survey made by commercial enterprises
mass component
mcos
miscellaneous small parts
mobs
MSHIF
Naticardina
Naucelle
Nevil
nickeltin
non-molestation order
Nonouti Atoll
Novil
ophthalmotonometer
orbital branch
Orekhovo-Zuyevo
parallel flow eddy
perpetual succession
phase locked logic
philagrain
porke despyne
Prima, Pta.
pseudoparalyticptosis
put in circuit
rail crack
right to leased property
sandymounts
Saururaceae
scouch
shiftyness
slapstickers
soundly
spectrochrome
standards of proof
stshsisrsds-s
substantial increase
supersaturating
swap files
tappa
tetragonal sphenohedral tetartohefron
thalamita edwardsi
the straight and narrow path
ticktacks
trap door key
twinnite
unsurveyed
upright rod
vertebra complex
virelais
wheel scanning horizon sensor
word processing equipment with magnetic card
ygl