电平信号发生器

考研英语词汇 list13

[00:04.00]flight [00:06.22]n.飞翔，飞行；航班；航程；楼梯的一段 [2]逃跑，溃退 [00:08.44]fling float flock [00:11.62]vt.(用力地)扔,抛,丢 v./n.漂浮,浮动 n.(禽,畜等的)群;大量v.群集,成群 [00:14.81]flood floor [0

发表于:2018-11-30 / 阅读(349) / 评论(0)

考研英语词汇2005

豆知识 2011-07-24&07-30 无线信号发生器的发展史

It starts with a blip, a beep, a noise, a pattern, a signal. It could be anything - ink on paper, machine data, or even the words flowing through your minds right now. Signal generators play an important role in testing devices we use every day. The

发表于:2018-12-11 / 阅读(220) / 评论(0)

英语解说豆知识2011年

小学英语深圳双语版六年级上UNIT2

[00:04.30]2 台风 [00:08.59]A/Talk about the photos about the storm. [00:14.12]A/说一下关于暴风雨的图片。 [00:19.64]Typhoon Signal No.8 hoisted [00:23.67]8号台风应该完了吧 [00:27.69]Black Rainstorm Warning [00:31.07]黑色暴雨警告 [00:34.46]a landslide

发表于:2018-12-13 / 阅读(245) / 评论(0)

小学英语深圳双语版六年级

高中英语人教版2000年高一上02

[00:03.08]English around the world [00:06.74]WARMING UP [00:09.51]NANCY:Oh,there you are.Now then,did you have a good flight? [00:15.75]JOE:Sure,we flew all the way direct from Seattle to London. [00:21.42]NANCY:You must be very tired.Did you sleep a

发表于:2018-12-13 / 阅读(767) / 评论(0)

高中英语人教版2000年高一

电信专业英英词典D-6

Direct Inward Dialing (DID) DID is PBX-to-central office trunks that allow incoming calls to a PBX to ring specific stations without attendant assistance. DID greatly reduces the number of required co

发表于:2019-01-03 / 阅读(178) / 评论(0)

电信英语

电信专业英英词典D-4

D type Channel Bank A D type channel bank is channel termination equipment used for combining (multiplexing) individual analog channel signals on a time division basis. D type channel banks provide in

发表于:2019-01-03 / 阅读(256) / 评论(0)

电信英语

电信英语及其缩略语解释-19

DRAM Dynamic Random Access Memory 动态随机存取存储器 DRAW Direct Read After Write 写后直接读出 DRDW Direct Read During Write 写时直接读出 DRMA Digital Radio Multiple Access 数字无

发表于:2019-01-03 / 阅读(163) / 评论(0)

电信英语

高中英语人教版高二下11

[00:04.78]Lesson 89 1 Dialogue [00:11.05]STEVE:Hello.Can I speak to Pippa,please? [00:13.27]喂!我可以找彼帕接电话吗? [00:15.49]VOICE:There's no Pippa here.This is 8686087. [00:19.51]这里没有彼帕这个人,这里的号码是8686087. [0

发表于:2019-01-10 / 阅读(343) / 评论(0)

高中英语人教版高二

Bladeless Wind Generator Safe for Birds

Bladeless Wind Generator Safe for Birds Wind turbines are tall structures with large blades used to produce electricity. They are useful sources of low-cost, renewable energy. But they can also be deadly to birds and bats. The turbines large blades t

发表于:2019-01-12 / 阅读(253) / 评论(0)

2015年VOA慢速英语(七)月

美国国家公共电台 NPR In Puerto Rico, A Generator's Buzz Powers One Singer's Musical Imagination

RAY SUAREZ, HOST: After Harvey and Irma, the hurricane season wasn't over. Hurricane Maria made landfall on Puerto Rico as a massive Category 4 storm. Months later, the power supply is still spotty, and thousands of homes still rely on generators. Da

发表于:2019-01-16 / 阅读(200) / 评论(0)

2017年NPR美国国家公共电台12月

PBS高端访谈:饮用水管道是如何同时进行发电的?

JUDY WOODRUFF: Next: the possibilities of getting more energy through water. Humans have long harnessed the power of water to perform work. In modern time, hydroelectricity, generated by the power of water flowing through turbines at the base of dams

发表于:2019-01-27 / 阅读(221) / 评论(0)

PBS访谈环境系列

学个词Learn a Word 第914期 level off

今天我们要学的词是level off。 To level off, 是稳定下来的意思。 At some major banks, the number of bad loans is starting to level off, 一些大银行的坏帐案例正在逐步稳定下来。最新研究发现， U.S. obesity rate

发表于:2019-01-31 / 阅读(210) / 评论(0)

英语单词荟萃

美国习惯用语 Lesson 215 - On the Level / Kosher

今天要讲的两个习惯用语并不是由同样一个关键的字组成的，然而，它们具有相同的意思。也就是诚实，真实等。今天我们要讲的第一个习惯用语就是：

发表于:2019-01-31 / 阅读(248) / 评论(0)

美国习惯用语

流行美语第123课 - to level with someone / clueless

Larry和李华正在乘公共汽车去公园去溜冰。今天李华会学到两个常用语：to level with someone和clueless. (Local traffic) LL: I have to level with you, Li Hua. I'm not very fond

发表于:2019-01-31 / 阅读(190) / 评论(0)

美国之音《流行美语》

电信术语(11)

序号中文英文术语解释缩写来源 201 光回损 Optical Return Loss ORL YD/T 1274-2003 202 光信噪比 Optical Signal to Noise Ratio OSNR YD/T 1274-2003 203 光监控通路 Optical Su

发表于:2019-02-01 / 阅读(282) / 评论(0)

电信英语

US, China signal new phase for ties

BEIJING, March 13 (Xinhua) -- Both China and U.S. signaled that the world's two biggest economies should explore a road of new-type relations. The new type of relations between major powers should be based on mutual respect, cooperation and seeking w

发表于:2019-02-03 / 阅读(193) / 评论(0)

英语新闻

Forecasts signal late-week launch of Tiangong-1

BEIJING, Sept. 26 (Xinhuanet) -- Weather forecasts showed that Thursday or Friday might be suitable for launching the Tiangong-1 spacecraft, experts said. The unmanned spacecraft, part of China's first spacecraft rendezvous and docking mission, was s

发表于:2019-02-03 / 阅读(281) / 评论(0)

英语新闻

学个词Learn a Word 第1349期　signal

今天我们要学的词是signal。 Signal, 作为动词，意思是显示。 The number of Americans filing for unemployment benefits for the first time fell to the lowest level in nearly six months, signaling a slight improvement in the job market

发表于:2019-02-05 / 阅读(185) / 评论(0)

英语单词荟萃

HK raises Typhoon Vicente warning to highest level

HONG KONG, July 24 (Xinhua) -- As winds from Typhoon Vicente battered Hong Kong, the Hong Kong Observatory raised Tropical Cyclone warning to the highest level of Hurricane Signal No. 10 at 00:45 local time on Tuesday (16:45 GMT on Monday). Hurricane

发表于:2019-02-06 / 阅读(172) / 评论(0)

英语新闻

迟到者常用的各式借口

上班、上学迟到的时候，你会用什么借口向老板或老师解释呢？下面这些句子可能会对你有帮助哦。 1. Your watch must be fast。你的表肯定快了。 2. I fell asleep in the shower。我早上冲澡的时候睡着

发表于:2019-02-17 / 阅读(209) / 评论(0)

实用英语

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学英语单词

bias test (marginal test)