单词：ultrasonic wave nondestructive testing
单词：ultrasonic wave nondestructive testing 相关文章
[00:03.84]第四部分 在泌尿科门诊 [00:07.68]1.How long has this been going on? [00:21.00]这种情况有多久了? [00:34.32]2.Does it hurt when you pass water? [00:47.95]小便时有痛感吗? [01:01.57]3.How often do you usually pass water? [01:12.15]你通常每天小便
医疗服务英语
A Destructive Storm Allen: Are you all right? Monica: Yes, were fine, but that blizzard really caught us off guard, especially this time of year. Have you seen the news? Allen: I just watched it. Overnight, the storm felled over 30 trees in and aroun
2013年ESL之日常生活
说一口流利的英语，从简单的单词开始。 听听，读读，背背，今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 long [ lCN ] I longed for a bicycle. v
每日攻克5词
1177 、 程序；程序 program 1178 、 稀释剂；天拿水 thinner 1179 、 等角投影 isometricprojection 1180 、 等角投影纸；斜格纸 isometricgridpaper 1181 、 等角投影图；均角
英文名句短语
今天我们要学的词是heat wave。 Heat wave, 热浪，高温天气。 A heat wave is sweeping the Northeastern region of the United States, 美国东北部地区普遍出现高温天气。 The heat wave could be a record-breaker, 这次高温天气
英语单词荟萃
今天我们要学的词是heat wave。 Heat wave, 热浪，高温天气。 A heat wave is sweeping the Northeastern region of the United States, 美国东北部地区普遍出现高温天气。 The heat wave could be a record-breaker, 这次高温天气
英语每日一词
US Agency Announces Wave Energy Prize Competition 美国能源部发起能源奖竞争 Experts say that sun and wind are the richest sources of clean, renewable energy. But ocean waves also create powerful, clean energy. So, the U.S Department of Ene
2015年VOA慢速英语(五)月
Scientists Use Sound Waves to Find Hidden Cracks in Bridges, Airplanes 科学家利用声波在桥梁和飞机寻找隐蔽的裂缝 On August 1, 2007, a steel bridge in Minneapolis, Minnesota, collapsed, sending people and vehicles into the Mississip
2015年VOA慢速英语(四)月
利用声音图像发现设施上裂纹 Finding hidden cracks in large structures, such as bridges and airplanes, can be the difference between life and death, if the flaw leads to a catastrophic collapse. Scientists at Bristol University in Britain
VOA标准英语2015年(八月)
How do you attract a mate? If youre a male mouse, you take the Frank Sinatra approachyou sing. Scientists have known about crooning male mice for years. And past experiments showed that if you leave male mice alone with an unconscious female or even
2017年Scientific American(三)月
[Cartoon audio clip] We interrupt your regular broadcast to bring you this important news bulletin. Humans can talk. Chimps cant. Your scientific jargon staggers me, Pinky. In recent years scientists have learned that mutations in a gene called FOXP
60秒科学
As well as the school, the cave houses eighteen families, together with their livestock. These could be the only cave-dwelling cows on earth. With schoolwork over, its playtime at last. In Southern China, caves arent just used for shelter; they can b
英语听力：文化博览2008年
Vibrating gloves will soon replace the white cane to help blind people see their surroundings. 不久的将来，振动手套将取代盲杖帮助盲人看见周围的环境。 This is the prediction of a British team who has developed a prototype gl
阅读空间
It's hard to teach a robot to sew. 教机器人缝纫是非常困难的。 Robots are good at handling materials that are rigid and easy to lift, cut and maneuver. 机器人擅长处理易于拿起、剪切、调转的硬质材料。 But it's a diffe
英语新闻
LONDON, April 11 (Xinhua) -- The Olympic Torch has passed rigorous testing to ensure even the worst of Britain's weather will not be able to put it out, the Evening Standard newspaper said Wednesday. Two prototypes withstood 50mph winds, extreme temp
英语新闻
英语特殊结构的句型比较固定，在纷杂的英语句子中找出一些普遍性和代表性的规律，对理解或翻译颇有裨益。在尊重汉语习惯表达方式的前提下，如何将英语特殊结构译成准确的汉语，是提
英语笔译
An independent panel of U.S. health experts is recommending that all Americans between the ages of 15 and 65 be routinely screened for HIV, the virus that causes AIDS. The HIV test would not be mandatory. But experts hope more widespread testing migh
英语新闻