单词:circumferential weld
单词:circumferential weld 相关文章
With the development of science, human life has changed tremendously. People living in the 18th or 19th centuries would never imagine the advanced household appliances we are now able to enjoy. Every aspect of our lives for instance, in the field of
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
Education Report - A Social Network Aims to Speed Up Progress in Science This is the VOA Special English Education Report. A few years ago, a university researcher was having problems with an experiment that involved medical imaging. His adviser and
1.Computer-Aided Manufacturing(CAM) 计算机辅助制造 A: Is CAM used in China? B: Yes,it has been uesd in China for almost twenty years. A:在中国有使用CAM的吗? B:有啊,在中国使用已经将近20年了。 2.Hot working 热加工 A: What are the hot working proc
[00:00.00]Module 8 IN A MUSEUM [00:07.39]UNIT 1 I'm really excited to be here. [00:12.59]1 Listen and read. Then say. [00:17.92]Thanks for bringing me to the Science Museum [00:20.03]today, Dad. [00:21.66]I'm really excited to be here. [00:24.25]Ther
1. circumference /səˈkʌmfərəns/ -- distance around a circle or rounded body; perimeter The circumference of a circle equals times the diameter. 圆周长等于与直径的乘积。 2. circumlocution /ˌsɜ:kəmləʊˈkju:ʃən/ -- roundabout way
Charles is a lonely young man and Amy is a crippled girl on a wheelchair. They meet, get to know each other and begin going out together. Charles falls in love with Amy and hopes to be the only chairpusher in her life. But Amy prefers independence t
Jason Lewis pedals his boat up the river Thames After 13 years and 46,000 miles (75,00km) a British adventurer has completed a round-the-world journey using human power alone. Jason Lewis, 40, crossed five continents, two oceans and a sea to become
Education Report - A Living Science Exhibit Grows at a Museum This is the VOA Special English Education Report. Outdoors, in the open air, seems like a natural place to study natural science. It also makes sense in a place like Southern California wh
By Delia Robertson Johannesburg 25 April 2006 In South Africa a conference on the development of microbicides to combat the spread of HIV, the virus that causes AIDS, is underway. More than 1300 scien
异构是相对于同构而言的。异构词是指在拼写上只相差一两字母的两个或几个单词,若异构词里有一个是我们所熟悉的,就可以拿来记忆其他不熟悉的异构词(GRE单词)。异构法最适合记忆中
By Mike O'Sullivan Los Angeles 14 February 2006 Hollywood's motion picture academy honored nominees for the Oscars Monday, as the countdown gets under way for the annual film awards. A luncheon gave n
A: Hi, this is Albert. B: Hi, my name is Jack. You called about a room for rent. Are you still interested? A: Yes, more than you know. B: I don't mean to pry, but could I ask you a couple of questions? A: Ask away. B: I don't want us to be roommates
By Steve Herman New Delhi 16 May 2007 Adequate health care remains unavailable to most of India's citizens, especially in rural areas. Even those fortunate enough to have access to good care, however, cannot be certain that a prescription from a reli
By Naomi Schwarz Dakar 15 May 2007 France's president-elect, Nicolas Sarkozy, will be inaugurated on Wednesday. Some West Africans, uneasy over Sarkozy's campaign statements on immigration and the status of immigrants, say they worry about their coun
BEIJING, July 15 (Xinhua) -- China's top meteorological authority on Sunday issued a blue warning for heavy rain as the country's southern regions are forecast to be pounded by downpours over the next three days. Torrential rains will hit parts of An
Lets be real. Willpower is a hard thing to learn. And, now that summer is over, our drive to stay fit for the beach has started waning. As the beautiful leaves start turning and fall rolls in, it feels really nice to start wearing pants again and hid
underlie vt.位于...之下, 成为...的基础 vein n.血管, 静脉, 叶脉, 翅脉, 矿脉, 纹理, 性情, 心绪 vt.使成脉络, 象脉络般分布于 visa n.签证 vt.签准,维萨信用卡 vo
Car Index Indicates Growth Potential High in Developing Nations The International Monetary Fund hints it may cut global growth forecasts again next month when it updates its projections for the world economy. The global lending institution says world
navigability 适航性 dismantle 拆除 commemoration纪念 tilting 倾斜的 monorail 单轨铁路 ribcage 胸廓 weld 焊接 bolt 插销,螺栓 hydraulic 水力的 clamp 夹紧,固定住;夹钳,螺丝钳 axle 车轴 revolution 一周(转) cog