单词：standard lightning impulse spark-over voltage
单词：standard lightning impulse spark-over voltage 相关文章
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用mp3背四级单词
[0:0]virtue virus vision vital美德，德行 病毒 幻想，视觉 极其重要的 [0:35.0967]vivid volcano voltage voluntary生动的，鲜艳的 火山 电压 自愿的，志愿的 [1:17.2033]volunteer vote wage wagon志愿者 票，选票 工资，报酬 四轮马车，大篷车 [1:57.9174]wander w
闭着眼睛飘单词 四级词汇
1849 、 静摩擦 staticfriction 1850 、 颈轴承 journalbearing 1851 、 颈缩 necking 1852 、 频带宽度 bandwidth 1853 、 频率 frequency 1854 、 头座 headstock 1855 、 阈值；临界值
英文名句短语
Idiom: Lightning fast ( very fast ) Hit the book: Boxer Training camp Opportunity Win respect
趣味青春英语
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
轻松英文阅读
If you are like most people, you leave your laptop plugged in when you are near a plug. But according to the battery experts at Cadex Electronics (www.cadex.com) you shouldnt be doing that. They suggest unplugging it when it gets to an 80% charge and
轻松英文阅读
The image is unmistakable. Lightning is one of the most incredible natural phenomenons and one that scientists are still learning about. It's a common occurrence during summer when the heat of the day is broken by strokes of lightning. Worldwide, it'
国家地理2007年
It must work without a hitch. 必须能够无故障运行。 It must work without a hitch. 必须能够无故障运行。 It has been tested for nine times. 我们已经对其进行了九次测试。 These elements seem to be working well under high
玩转商务英语900句
1429 、 电线 electricwire 1430 、 电线退皮钳 wirestripper 1431 、 电导率 electricalconductivity 1432 、 电导量 conductance 1433 、 电压 voltage 1434 、 电压比 voltageratio 1435
英文名句短语
Crying Lightning Arctic Monkeys Sat in the caf by the cracker factory We were practicing our magic trick And my thoughts got rude As you talked and chewed On the last of your pick and mix Said your mistaken if you thinking that I am gun' go cold befo
好听的英文歌曲
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
2017CRI中国国际广播电台
By Nancy Steinbach Broadcast: July 2, 2003 This is Steve Ember with the VOA Special English Health Report. Lightning is the release of electrical energy in the sky. Lightning can start fires. It also
VOA2003（下）-环境与健康
今天我们要讲的两个习惯用语都是表达速度非常快的意思。它们都很生动，也很形像。当你给别人讲故事的时候，你往往会想用一些有色彩的词汇来使你的
美国习惯用语
今天我们要学的词是spark。 Spark, 作为动词，意思是导致，引起。纽约市和罗德岛最近先后通过了允许同性恋结婚的法律。 The trend of legalizing gay marriage sparked an intensive debate over the meaning of marr
英语单词荟萃
BEIJING, March 3 (Xinhua) -- China has released standard names and descriptions of the Diaoyu Island and its affiliated isles, according to sources with the State Oceanic Administration. The Diaoyu Island is named as Diaoyu Island, with its Chinese p
英语新闻
今天我们要学的词是gold standard。 Gold standard, 意思是同类事物的最高标准。 The iPhone is the gold standard in the smartphone market, iPhone是智能手机市场上最棒的产品。曾带领加州大学洛杉矶分校十次赢得
英语每日一词
vacant a.空的；未被占用的 vain a.徒劳的；自负的 valid a.有效的；正当的 vapour n.汽，蒸气 variable a.易变的 n.变量 variety n.多样化；种类；变种 various a.各种各样
英文语法词汇