单词:flux asbestos backing welding (fab)
单词:flux asbestos backing welding (fab) 相关文章
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'Fab Lab' Igniting Revolution in Kenya NAIROBI, KENYA The University of Nairobis Science and Technology Park is banking on 3-D prototyping to spark a manufacturing revolution in the country. This is the 3D MakerBot printer in action. The machine is a
This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Asbestos increases the risk for certain cancers. The fibers are thought to do so by skewering cells, setting off chemical reactions that lead to inflammation,
At the city of Baku on the side of the Caspian Sea there are so many oil-wells and so much oil that it seems to get into everything. 在里海边的巴库城有很多很多油田,出产大量的石油,似乎什么东西都沾上了石油。 You s
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looking from a distance, seems like i've lost it all 从远处看,好像我已经失去了这一切 and everyone around me is waiting for this girl to fall 我周围的每个人正在等待这个女孩摔倒 but my heart is missing, i just lost con
VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Barbara Klein. Today, we will tell about a plan to fight a leading killer of children in developing countries. We will tell about a new way to recogni
California has an official animal, the grizzly bear, and a state bird, the California quail. It has an official grass, purple needle grass, and a state reptile, the desert tortoise. It even has an official song, a century-old tune called I Love You,
Let's have a look at what's leading on our News today: And more than 100,000 people are expected to pack Flemington Racecourse for today's running of the Melbourne Cup. This year's cup is likely to be dominated by international runners with 11 overse
第一句:What kind of tour do you have? 你们有什么样的旅行路线? A: What kind of tour do you have? 你们有什么样的旅行路线? B: We offer many kinds of tours. 我们提供多种路线。 第二句:What can I see on the tour
Each day, millions of tonnes of rubble go by truck to Bottle Lake Forest in Christchurch. Demolition companies are working seven days a week to demolish buildings in the CBD after the earthquakes caused so much damage. Cranes, bulldozers, excavators,
注释: oppose [E5pEuz] vt. 反对 opinion polls 民意调查 mission [5miFEn] n. 使命,任务 upsurge [Qp5sE:dV] n. 高潮 intimidate [in5timideit] v. 胁迫 shake [Feik] v. 动摇 thug [WQ^] n. 暴
今天我们要学的词是flux。 Flux, 是动荡的,不断变化的。 The leadership of Yemen is in flux after former president Saleh was forced to step down, 也门前总统萨利赫被迫下台后,国家领导层处于动荡之中。 Afghani
今天我们要学的词是 backing. Backing 做为名词,是支持的意思。The obesity drug named Qsiva failed to gain the backing of European drug regulators because of its potential side effects. 一种名叫Qsiva的治疗肥胖症的药物,因
bulk head 散货船 cross deck 过桥甲板 tugboat 拖船 freeing-port 舷墙上的流水孔 barge 驳船 dead weight 载重量 oil tank 油船 tonnage 吨位 container vessel 集装箱船 stern 艉部 pusher 推论 sterm frame艏柱 ferry 轮渡 mi
iron and steel industry 钢铁工业 ironworks 铁厂 foundry 铸造车间 steelworks, steel mill 钢厂 coking plant 炼焦厂 electrometallurgy 电冶金学 powder metallurgy 粉末冶金学 blast f
NBN Chief Mike Quigley is calling for calm over an asbestos scare of some of its roll-out sites. Several sites in New South Wales, Victoria and WA have been shut down. Telstra is hiring an extra 200 safety specialists to inspect all asbestos-related