单词：available voltage amplification
单词：available voltage amplification 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
Splendid! He kept his telescopic cameras carefully aimedglued to their moving objective; 精彩片他小心地调着望远摄影机的镜头，盯紧了那移动着的对象。 clapped on a higher power to get a close-up of the frantic and distorted
美丽新世界
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
EXPLORATIONS - The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can
2013年VOA慢速英语(二)月
BBC News with Julia Candler. A senior member of North Koreas government has warned that his country would react with a pre-emptive nuclear strike if it saw signs that the US was preparing to launch an attack. Speaking to the BBC, the Vice Foreign Min
中英双语新闻
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
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
In my lab, we recently made a cancer nanodetector 在我的实验室，我们最近研制出了一种癌症纳米检测器， that is so small that it could travel into the body and look for tumors. 小到可以进入全身血液循环并寻找肿瘤。
TED演讲科学篇
PCRthe polymerase chain reactionis a crucial tool. The DNA amplification technique is used in genome sequencing, forensics and the diagnosis of various diseases. To give researchers more genetic material to work with, a PCR instrument repeatedly heat
Scientific American(十)月
This is Scientific American 60 Second Science, I am Karen Hopkin, this will just take a minute. Every year, about 10 million tons of paper winds up in American landfills and incinerators, which is not only wasteful but adds CO2 to the atmosphere. Rec
Scientific American(三)月
Because of course, the ear is, I mean, subject to all sorts of things. 这当然是因为，我是说，耳朵受制于很多因素。 The room we happen to be in, the amplification, the quality of the instrument,the type of sticks...etc., etc. 我们现
TED演讲国际问题篇
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
Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can go from the science of the future to eve
英语语言学习
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
The Revolution in American Higher Education To produce the upheaval in the United States that changed and modernized the domain of higher education from the mid 1860's to the mid 1880's, three primary causes interacted. The emergence of a half dozen
双语有声阅读