单词:long duration power-frequency voltage withstand test
单词:long duration power-frequency voltage withstand test 相关文章
[00:04.00]For Questions 6--10,you'll hear a monologue concerning Election Time. [00:11.08]While you listen, [00:13.95]complete the sentences or answer the questions. [00:18.81]Use not more than 3 words for each answer. [00:29.47]W:. . .So much for th
中文 英文 缩写 电气互锁 electric interlock 电气环境 electrical environment 电气特性 electrical characteristic 电容性负载 capacitive load 电视电话计算机 teleputer 电视监视
An Introduction to Verb Tenses 英语日常语法:动词时态 For VOA Learning English, this is Everyday Grammar. Today we are going to give you a basic overview of the verb tense system in English. Verb tenses tell us how an action relates to the f
本单元是关于新房客伙伴的对话 Helen: Ok everyone, I've got an announcement. We need to get someone for Michal's room as soon as possible. Alice/Tim: Really? Helen: Yeah well, he e-mailed me the other day and he seems to be staying in Poland, at least
[00:03.58]M:Section I Listening Comprehension [00:08.15]Part A Directions: [00:11.81]you'll hear a conversation in which Mrs.Long and Dr.Ross [00:17.76]are negotiating an electric project. [00:22.02]Listen to it and [00:24.97]fill out the table with
Describing Duration Kathryn: Are you still watching that movie? Its been over three hours! Martin: Yeah, its a little long for a feature film. Kathryn: A little long?! Its interminable. How can you continue to watch it? Martin: Well, the first half w
You may not need to worry about batteries someday soon. A 15-year old girl, Ann Makosinski from Victoria, British Columbia, Canada has invented a flashlight that uses the heat from your hand for power. Instead of using batteries the flashlight uses P
Jana: Hey, Peter, are you interested in dancing by any chance? Peter: Yeah, I do. I like dancing. Why? Jana: That's great. Well there is a salsa class in Oita City tomorrow night and a few of us are going but it's mainly we have a group of girls, fiv
[00:01.83]Module 3 COMPUTERS AND THE INTERNET [00:06.41]UNIT 3 You will have an English test next week. [00:12.52]2 Listen and tick. [00:15.45]Tick () the things that David will do today. [00:20.00]Will you be busy today, David? [00:22.55]Yes, I will
图片1 gram n.克 例句:The cook needs a gram of vinegar. 厨师需要一克醋。 grammar n. 文法,语法 例句:That is not, properly speaking ,a dictionary but a grammar book. 严格地说,那不是一本字典,而是一本语法书。
Editor's note: See An Introduction to Verb Tenses for the first story in this series. For VOA Learning English, this is Everyday Grammar. This is the last in our four-part series on verb tenses. Make sure you see our episodes on progressive and perfe
The Perfect Progressive Tenses Editor's note: See An Introduction to Verb Tenses for the first story in this series. For VOA Learning English, this is Everyday Grammar. This is the last in our four-part series on verb tenses. Make sure you see our ep
China has long depended on coal-burning power plants to fuel its explosive growth over the past three decades. As a result, air pollution has risen to alarming levels in central and eastern regions. Policymakers have been working hard to shift the co
今天我们要学的词是withstand。 Withstand, 是经受、承受的意思。Withstand the test of time, 是指经受得住时间的考验。美国加州南部野火肆虐,但是很多经济学家认为,当地的多元经济能够承受这场灾
今天我们要学的词是, withstand。 Withstand, 是经受、承受的意思。Withstand the test of time, 是指经受得住时间的考验。美国加州南部野火肆虐,但是很多经济学家认为,当地的多元经济能够承受这场
Bird on a Wire 当我们行走在马路上时,经常可以看到成群的麻雀或乌鸦停落在几万伏的高压电线上,它们不仅不会触电,而且一个个显得悠闲自得。可是,你也知道,如果有人不小心碰到高压线
No one could withstand him, the Hound rasped. That's truth enough. 没人挡得住他,猎狗粗声道,此话倒是不假。 No one could ever withstand Gregor. That boy today, his second joust, oh, that was a pretty bit of business. 的确谁也挡