电压无效功率排程

用mp3背四级单词65

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

发表于:2018-11-29 / 阅读(244) / 评论(0)

用mp3背四级单词

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发表于:2018-12-01 / 阅读(372) / 评论(0)

《四级词汇词根+联想-记忆法-》

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[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

发表于:2018-12-05 / 阅读(239) / 评论(0)

闭着眼睛飘单词四级词汇

机械类词汇大全-45

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

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英文名句短语

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A Harvard commencement is a special occasion.How could anyone not have been thrilled by this morning's assembly？25,000people packed in the Harvard yard to celebrate one of the great occasions of life.I loved it all,and I love this great gathering a

发表于:2018-12-18 / 阅读(160) / 评论(0)

白领英语晨读

2012年ESL之商务英语 14 Dealing with Time Changes in Scheduling

Dealing with Time Changes in Scheduling Danny: Dont bother looking for next years meeting calendar. Im still working on it. Tessa: Whats taking so long? Danny: This is my first time scheduling all of the major meetings for this company and Im getting

发表于:2018-12-18 / 阅读(202) / 评论(0)

2012年ESL之商务英语

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办公室英语口语

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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

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轻松英文阅读

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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

发表于:2018-12-28 / 阅读(221) / 评论(0)

轻松英文阅读

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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

发表于:2018-12-31 / 阅读(155) / 评论(0)

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SCIENCE REPORT - Blood Test For Ovarian Cancer

SCIENCE REPORT - February 28, 2002: Blood Test For Ovarian Cancer By Nancy Steinbach This is the VOA Special English Science Report. American medical researchers say they have developed a simple blood

发表于:2019-01-02 / 阅读(157) / 评论(0)

科技之光

机械类词汇大全-35

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

发表于:2019-01-03 / 阅读(179) / 评论(0)

英文名句短语

Boyd Varty:我从曼德拉身上学会的事

「在神圣的荒野中，我们能看见自己最良善的特质」野生生态保育人士博伊德?瓦提(Boyd Varty)与我们分享动物、人类及两者相互关系的故事，也就是南非谚语Ubuntu所言：「是你成就了我」。博伊

发表于:2019-01-05 / 阅读(197) / 评论(0)

TED公开课:地球村

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TED公开课:(不只是)男人经

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By Paige Kollock Washington, D.C. 18 January 2006 view Cancer report Medical experts say it is the biggest breakthrough in more than a decade in the fight against ovarian cancer, a rare but deadly for

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2006年VOA标准英语（一月）

2017年CRI China's major ultra-high voltage transmission lines in smooth operation

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

发表于:2019-01-19 / 阅读(234) / 评论(0)

2017CRI中国国际广播电台

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科技之光

Varas the hero as Barca held at home

MADRID, Oct. 22 (Xinhua) -- Sevilla goalkeeper Javi Varas was the hero of the night as his side produced a stunning defensive display to earn a 0-0 draw against FC Barcelona in the Camp Nou stadium. Varas made a string of spectacular saves, including

发表于:2019-02-07 / 阅读(180) / 评论(0)

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发表于:2019-02-18 / 阅读(255) / 评论(0)

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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

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