单词：constant voltage DC source
单词：constant voltage DC source 相关文章
rtue 美德，德行 virus 病毒 vision 幻想，视觉 vital 极其重要的 vivid生动的，鲜艳的 volcano火山 voltage 电压 voluntary自愿的，志愿的 volunteer志愿者 vote票，选票 wage 工资，报酬 wagon四轮马车，大棚车 wander漫游，漫步 waterproof 防水的，不透水的 wealth
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
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
电信英语
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
Countdown to the Olympics,the Beijing Zoo introduces eight Olympic pandas that will be on display through this summer's games.Visitors waited in long lines to buy tickets to the renovated panda hall at the zoo where the animals will be held in a newl
万花筒2008年
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
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。
漫画搞定六级词汇（文本+音频）
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
今天我们要学的词是source。 Source, 意思是来源。 Social Security is a reliable income source for seniors, 社会保障是美国老年人可靠的收入来源。 Police have received thousands of tips, according to a source close to the
英语每日一词
By Kari Barber Dakar 21 March 2008 In many African countries, few people have access to computers and the Internet. Experts say this is hindering development and preventing students from being able to compete for jobs. At a conference in Dakar this w
VOA标准英语2008年（三月）
The only constant is change The only constant is change, go The human heart is born without legs Sliding back and forth And never once does it truly rest Unless accompanied by death Sliding back and forth Even the strongest Remnants of history They h
英文摇滚歌曲
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
Alan, Canada speaker How do I get my news? Well, when I lived in Canada I got my news from primarily watching television and reading the newspaper. But since I moved over to Asia and started using computers more and more I find that I get my main sou
一起闲话英语-English Chitchat
A teacher asked one of her pupils, What'sthe nation's capital?The reply was, Washington DCOn being asked what the DC stood for,the pupil added, Dot com!
趣味英语
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
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
英语听力文摘 English Digest