电衰减

不知道大家听说过电鱼没有...它们往往生活在浑浊的水域当中,依靠发射电流探测出障碍物以及猎物的位置...原理和蝙蝠发出的超声波差不多...在今天的大千世界中,我们就来关注下这类不同

发表于:2018-12-07 / 阅读(154) / 评论(0) 分类 大千世界

听广告学英语:Welcome Electrical Machines惠康电器 原文:Welcome presents you a state-of-the-art offer with a Tamashi home entertainment range. Designed in Europe with advanced Japanese technology, Tamashi combines good-look with technical know how. C

发表于:2018-12-07 / 阅读(175) / 评论(0) 分类 听广告学英语

[00:11.99]lesson 37 unit 10 [00:38.16]hello,DuHui!this is Melissa speaking [00:43.44]Hi,Melissa. [00:46.68]I called you yesterday afternoon,but you were not at home. [01:07.03]Oh,I am sorry. I went to the biggest science museum in town yesterday. [01

发表于:2018-12-10 / 阅读(108) / 评论(0) 分类 初中英语人教版初三

[00:05.20]Lesson 41 1 Dialogue [00:11.44]Jackie and Yang Pei are both students in Australia. [00:16.90]They talking about the coming weekend. [00:21.26]What are you doing on Saturday evening? [00:25.21]I'm going to hear John Denver. [00:29.05]Who's h

发表于:2018-12-13 / 阅读(158) / 评论(0) 分类 高中英语人教版高一

凝聚摇滚真情与独到观点的先锋劲旅U2 称霸欧洲15国冠军精选大碟中直击英国金榜TOP 5 意境凄美耐人寻味的摇滚精品 歌手:U2 U2 - Electrical Storm The sea is swells like a sore head and the night it is aching Two lovers lie with no sheets on their bed and the

发表于:2018-12-14 / 阅读(148) / 评论(0) 分类 史上最强的十七首英文冠军单曲

271. It is too unexpected W: Their team shot one goal at the last minute. M: It is too unexpected! W: They have a good team spirits. M: Darling, why is it you? W: Did I give you a big surprise? M: It's too unexpected! How can we meet here! 272. Price

发表于:2018-12-25 / 阅读(111) / 评论(0) 分类 越说越地道英语

And you know, along the way in this journey of discovery, I learned a lot. I learned a lot about science. But I also learned a lot about leadership. Now you think director has got to be a leader, you know, leader of, captain of the ship, and all that

发表于:2018-12-30 / 阅读(85) / 评论(0) 分类 名人励志英语演讲

As a parent(1), I think a lot about my children's education(2). Is it good or bad? Is it varied, hands-on(3), relevant? The only way to really(4) find out, is to look at their text books, go to their schools, and talk to their teachers. And then, we

发表于:2019-01-01 / 阅读(93) / 评论(0) 分类 英语博客 A cup of English

Transmission Facilities Transmission facilities provide the communication paths that carry user and network control information between nodes in a network. In general, transmission facilities consist

发表于:2019-01-03 / 阅读(91) / 评论(0) 分类 电信英语

I-MAC isonchronous media access controller IDN integrated digital network IEC International Electrotechnical Commission Impairments Impairments is the (e.g., transmission channel and signal impairment

发表于:2019-01-03 / 阅读(82) / 评论(0) 分类 电信英语

AT Command - This is the character

发表于:2019-01-03 / 阅读(95) / 评论(0) 分类 电信英语

[00:03.08]Unit 21 Human Biology Lesson 2 Brain Power [00:09.67]Exercise 2 Listen to a science lesson. [00:13.42]Use the strategies to complete the gaps [00:15.74]in this summary. [00:22.96]Right, the topic of today's lesson [00:25.59]is the brain. [0

发表于:2019-01-10 / 阅读(273) / 评论(0) 分类 北师大版高中英语模块7(选修)

True, he had not the qualities of social humor or wit, but he was an example of indefatigable industry. 实际上,他天生没有幽默感,也不会说俏皮话,可他是这一行业不辞辛苦劳作的典范。 He came to his studies every mo

发表于:2019-01-10 / 阅读(177) / 评论(0) 分类 美国语文第六册

[0:0]efficiency效率,功效 [0:12.1950]elaborate elastic elbow elderly精心计划的,详尽的 橡皮图,松紧带 肘,肘部 较老的,年长的 [1:2.6076]elect electrical electron选举,推选 电的,电气科学的 电子 [1:41.1372]electronic elegant element elementary [2:36.2790]el

发表于:2019-01-16 / 阅读(181) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

在一次电击事故中失去四肢的法国42岁男子菲利普?克鲁瓦松日前成功横渡英吉利海峡,用时仅13.5小时,比之前预想的24小时快了很多。克鲁瓦松于当地时间周六早晨8点之前在英国南部的福克斯

发表于:2019-01-30 / 阅读(104) / 评论(0) 分类 阅读空间

Doctors at a hospital in the eastern city of Boston have performed the first full-face transplant(移植) in the United States on a man who lost most of his face in a crippling electrical accident. In a 15-hour surgery performed last week, patient Da

发表于:2019-02-04 / 阅读(102) / 评论(0) 分类 英语新闻

Scotch whiskey is said, by some, to have many magical qualities. Now, scientists in Scotland have discovered one more: it can be a weapon against polluted waste sites. A by-product of the spirit is 99.96 percent effective in cleaning contaminated gr

发表于:2019-02-05 / 阅读(114) / 评论(0) 分类 VOA标准英语2008年(十二月)

现在的女孩子喜欢什么样的礼物?

发表于:2019-02-15 / 阅读(80) / 评论(0) 分类 阅读空间

后角 clearance angle 龙门刨削 planing 主轴 spindle 主轴箱 headstock 卡盘 chuck 加工中心 machining center 车刀 lathe tool 车床 lathe 钻削 镗削 bore 车削 turning 磨床 grinder 基准 benchmark 钳工 locksmith 锻 forge 压模

发表于:2019-02-18 / 阅读(135) / 评论(0) 分类 实用英语

17 What did people once think about lightning? [A] It was a natural phenomenon [B] It was a weapon [C] It came from the God 18What did Benjamin Franklin invent in 1752? [A] The first fishing rod [B] The first lightning rod [C] Lightning 19Which of th

发表于:2019-02-27 / 阅读(179) / 评论(0) 分类 听听测测
学英语单词
acrophores
aerodrome beacon
aluminithermic welding
anterior talar articular surface
arsenate mineral
automatic-indicating scale
availability of resources
b-c plane
banditos
bankboston
beset
beyke
biased amplifier
bound from
caterpillar treads
CCBF
cell for flowing sample
central scotoma
China tree
colourwork
Commelina communis
compound lever
connexions
countertrolls
cover ... ass
cryobox
data description library
dissipation, power
drag-link conveyor
dragger
EDM machines tracer controlled wire
ephemerids
external series gap
fair-trial
family saturniidaes
Fiesso Umbertiano
fixed displacement hydraulic system
gas sample
given nitrogen rich organic matter in soil
Gramma-phone
Great Saint Bernard Pass
grillework
internal shoulder turning
interpolation by rate of change
ion-exchange resin catalyst
Lie algebras
Linanthus
lithium dialkylcuprate
lugubrous
manling
melting in
merge sorting
multistage expansion turbine
N-Oxysophocarpine
naphthalize
Negotiated Sale
Neurathian
non-consumptive
Novatians
of many gifts
one-fifteenth
outer ridger body
PHOLADOMYIDA
Pinang, Sungai
praevocalic
pre-understand
primary leaves
psychasthenia
Pulangpisau
quartz fibre microbalance
quasi-tort
real estate morttgage
reduced coefficient of ferrite
reproductive tissue
resource files
Rethore
Riga-Fede disease
rocker frame
scalloped collar
sodium store
spaced headphone
strict constructionist
Sulfacombinum
sweetstuff
Syringophyllidae
Tanimoto's expression
taper cone
text-processings
theorem of guldinus
tractus spinobulbaris
transport service industry
tripoding
unbursts
unformatted write
urinologies
vein of marshall
verefiance
vertical slit arc-chute
vesicoprostatic
water sorption ability
wear problem
wilani