单词:double voltage rectifier
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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
[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
Mike: Hey Ben, if this Amy girl that you are so hot for already said yes to the movie, then what's your problem? Yes! Alright, the pressure's on. You miss this, you've got C A R O. Ben: My problem is that mum and dad have never really officially s
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
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
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
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
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。
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
Grammar Girl here. Today's topic is the the, not as in the British '80s band, but as in what to do when a sentence calls for a the in front of a name or title that starts with a the, like The New York Times. So, listener Rob Jones asked, Do I have to
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
Double, Double play pause stop mute unmute max volume 00:0005:28repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin. OPHIRA EISENBERG, HOST: Now it's time to
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
RIO DE JANEIRO, April 4 (Xinhua) -- Fellipe Bastos scored two goals as Vasco de Gama defeated Alianza Lima 2-1 in their Copa Libertadores match at Lima's Alejandro Villanueva Stadium on Tuesday. The result lifts Vasco to the top of their group with 1
今天我们要学的词是double check。 Double check, 是复核的意思。The teacher told her students to double check their answers before handing in the exam, 老师告诉学生们,交卷之前应该反复检查自己的答案。They double
今天要学的一个词组是:double standard。 Double standard是指双重标准。美国连锁商店沃尔马允许在中国的分店组织工会,却不允许在美国的商店组织工会。媒体报导的标题说:Critics claim double sta
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
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