低频电波传播

WHITE HOUSE President Donald Trumps administration wants to shut down U.S. government radio stations that announce official time, a service in operation since World War II. WWV and WWVB in the state of Colorado and WWVH on the island of Kauai in the

发表于:2018-12-01 / 阅读(109) / 评论(0) 分类 VOA标准英语2018年(九月)

Topics: American Presidents-Rutherford B. Hayes; emission versus propagation; he/she don't; to do (someone's) bidding Words: slavery to oppose to secede to abolish to run for office to nominate rumor corrupt to uphold to interfere intention to be qua

发表于:2018-12-14 / 阅读(88) / 评论(0) 分类 美语听力 English Cafe

Voice 1 Welcome to Spotlight. Im Liz Waid. Voice 2 And Im Ryan Geertsma. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 What can this music do to your s

发表于:2018-12-19 / 阅读(71) / 评论(0) 分类 环球英语 Spotlight

Human life,like flood water and do not hear of islands and reefs,it is difficult to create beautiful waves. 人的生命,似洪水奔流,不遇着岛屿和暗礁,难以激起美丽的浪花。 图片1

发表于:2018-12-20 / 阅读(65) / 评论(0) 分类 Daily English-2016.04

Iknewaguywhoplayedhisradioonlyinthemorning. Whensomeoneaskedhimwhy , hereplied,ThisisanAMradio. Notes: 1.Iknewaguywhoplayedhisradioonlyinthemorning. 我认识一个人,他只在早上收听广播。 2.Whensomeoneaskedhimwhy , hereplied,Thisisan

发表于:2018-12-26 / 阅读(95) / 评论(0) 分类 英语笑话(MP3+文本)

She goes to the zoo. There are many animals at the zoo. She likes the monkeys. They have funny faces. They have long tails. They jump around a lot. She goes to the monkey cage. There are six monkeys in the cage. She looks at them. She waves to them.

发表于:2018-12-31 / 阅读(195) / 评论(0) 分类 儿童英语小故事

On January 11, Norway became the first country to begin turning off signals from its FM radio network. The Norwegian stations will instead use only digital audio broadcasting, called DAB. FM, or frequency modulation, radio stations have been in opera

发表于:2019-01-02 / 阅读(158) / 评论(0) 分类 2017年VOA慢速英语(一)月

Three radio stations in the United States mainly broadcast one thing: the official time. The three are radio stations WWV and WWVB, in the state of Colorado, and WWVH, on the island of Kauai in Hawaii. They send out signals that are used by millions

发表于:2019-01-03 / 阅读(96) / 评论(0) 分类 2018年VOA慢速英语(九)月

(THEME) VOICE ONE: This is Steve Ember. VOICE TWO: And this is Faith Lapidus with the VOA Special English program EXPLORATIONS. You are listening to our program today on a radio. Almost no communication would exist in the world without the electromag

发表于:2019-01-03 / 阅读(115) / 评论(0) 分类 2018年VOA慢速英语(九)月

Focal Length - Distance from the exact center of the dish to the center of the feed. Focal Point - The physical point in space toward which the satellite reflector dish directs the received signal so

发表于:2019-01-03 / 阅读(111) / 评论(0) 分类 电信英语

EXPLORATIONS - The Story of Radio By Paul Thompson Broadcast: Wednesday, June 01, 2005 (MUSIC) VOICE ONE: This is Steve Ember. VOICE TWO: Satellite technology can broadcast radio anywhere. And this is

发表于:2019-01-07 / 阅读(110) / 评论(0) 分类 Explorations

Robot Can Help With Farm Work 可以帮助农民干活的机器人 In the American state of Idaho, a robot moves between lines of fruit trees and grapevines. It is doing farm work. Called IdaBot, this robot is a prototype, or model. An engineering te

发表于:2019-01-12 / 阅读(412) / 评论(0) 分类 2016年VOA慢速英语(十一)月

Voice 1 Hello. Im Rachel Hobson. Voice 2 And Im Mike Procter. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Welcome to our li

发表于:2019-01-19 / 阅读(86) / 评论(0) 分类 环球英语 Spotlight

图片1 Hey! Over here! Were over here! We are waving at you so you look over here! This weeks word is wave and all of its different meanings. Listen in and see if you are on the same wavelength as us.

发表于:2019-01-28 / 阅读(96) / 评论(0) 分类 英语博客-北美风情

Chinese scientists have announced a gravitational wave research plan they're dubbing Taiji. The Chinese Academy of Sciences says their research plans will be finalized later this year. Academy member Wu Yueliang says their research will focus on low

发表于:2019-02-02 / 阅读(116) / 评论(0) 分类 英语新闻

broadcast, broadcasting 播送,播放,广播 live broadcast 直接广播,直播 rebroadcast 重播 recorded broadcast, recorded transmission 录音后广播 broadcasting station, transmitter 电台

发表于:2019-02-05 / 阅读(75) / 评论(0) 分类 英文语法词汇

broadcast, broadcasting 播送,播放,广播 live broadcast 直接广播,直播 rebroadcast 重播 recorded broadcast, recorded transmission 录音后广播 broadcasting station, transmitter 电台 aerial 天线 indoor aerial 室内天线 network 广播网,电视广播网 wave length

发表于:2019-02-09 / 阅读(79) / 评论(0) 分类 英文语法词汇

How Much,这首清新小调来自03年由蔡坤奇(陈绮贞的贝斯手)和娃娃 (Wave Radio的DJ) 两个人组成的独立乐团自然卷,歌词简单到只有两句话:how much I love you,you dont know。 Artist:自然卷 Song:How

发表于:2019-02-20 / 阅读(79) / 评论(0) 分类 金属

Chinese scientists have announced a gravitational wave research plan they're dubbing Taiji. The Chinese Academy of Sciences says their research plans will be finalized later this year. Academy member Wu Yueliang says their research will focus on low

发表于:2019-02-21 / 阅读(105) / 评论(0) 分类 2016CRI中国国际广播电台

Those waves hitting the sand actually begin far out at sea. And it doesnt take much to get them going. A little wind will do the trick. First the wind blows over the surface of the water, generating the little ripples you can see just by blowing acro

发表于:2019-02-23 / 阅读(87) / 评论(0) 分类 英语时差8,16
学英语单词
AAWEXINPT
AFAR-NINS
AFGP
Altynkan
Amalasuntha
American leopard frog
anhydrous butter
anshaw
anxietyridden
ascodesmis porcina
authentication of document
bit error ratio
bndp
Bout-du-Lac
Burnet, Sir(Frank)Macfarlane
cestui que vie
cisvestite
color, cross
commiserate with sb. on sth.
conatively
connally
copper alloy welding wire
crippleness
cytopenic
daisied
depositee
discipline-based art education (dbae)
emergency duty
english-types
etecs
Famous Five
fatigue property
fedelini
fertilizer recommendation
fireeater
fish slicer
flat fan nozzle
flower childs
forestation
gel cement
Gesunda
governor with sleeve
hag abdullah
hereditas iacens
highly specialized personnel
Hydraid
Hydrobatidae
industrial aquaculture
International Cricket Council
Irebou
isao
jumer
kallirotron
kenyentulus ciliciocalyci
koromikos
Kowarsky's tests
launch mode
Littrow
Manila card
marcus-gunn syndrome
millionairesses
mmph
mooring appliance
much time
natural antioxidant
outpeers
pandrass
passes on to
pastelade
Piptelate
plagioclase gneiss
polymorphonuclear granulocyte
polymorphous sarcoma
position detection
primitive brain vesicle
rebal
resultant error of ground aiming
revaluing
Rhabdophaga triticolides
Rivularia calcarata
savetsilas
Semau, Pulau
shalm
single-phase flow characteristics
solid arch bridge
southcotes
sponde
Stepanov method
strike sounding
submilliwatt circuit
Swedophone
theaters
tip projection
Tolypella
two phase stainless steel
unreferred
Uraricoera
usus fructus
valve loss
volume unit meter
whipping machine
wonder woman