板极电渣焊

机械类词汇大全-21

841 、埋头铆钉 countersinkheadrivet 842 、埋头锥孔 countersink 843 、埋头螺栓 countersinkheadbolt 844 、埋头螺丝 countersinkheadscrew 845 、埋头钻 countersinkdrill 846 、

发表于:2018-11-29 / 阅读(175) / 评论(0)

英文名句短语

用Mp3背六级单词044

morality influence undertake bonus excess vault pudding howl move thigh enterprise icy melody tribute intelligible hurl cavity portray cordial conscientious quantify electrode nose cite

发表于:2018-12-01 / 阅读(123) / 评论(0)

用Mp3背六级单词

SSS 2011-12-30

This is Scientific American's sixty seconds science, I'm Christopher Intagliata. Got a minute? Instead of installing solar paint on your roof how about just giving a house new paint job of cause you'd have to sure to use solar paint. That's what to a

发表于:2018-12-02 / 阅读(128) / 评论(0)

Scientific American(十二)月

SCIENCE IN THE NEWS - Plate Tectonics

SCIENCE IN THE NEWS - Plate Tectonics By Marilyn Christiano Broadcast: Tuesday, February 17, 2004 (THEME) VOICE ONE: This is Science in the News, in VOA Special English. I'm Sarah Long. Graphic Image

发表于:2018-12-07 / 阅读(97) / 评论(0)

科技之光

新东方优美背诵短文50篇 Unit36:Plate Tectonics and Sea-floor Spreading

The theory of plate tectonics describes the motions of the lithosphere, the comparatively rigid outer layer of the Earth that includes all the crust and part of the underlying mantle. The lithosphere(n.[地]岩石圈)is divided into a few dozen plates o

发表于:2018-12-08 / 阅读(438) / 评论(0)

新概念优美背诵短文50篇

发现可以给手机充电的细菌

Bacteria Discovered To Recharge Cell Phone A microbe called Rhodoferax Ferrireducens，found in the mud at Oyster Bay，Virginia，has been discovered to transfer electrons directly onto an electrode

发表于:2018-12-18 / 阅读(97) / 评论(0)

有声杂志阅读

儿童英语小故事 22. A Fork, Spoon, Plate, and Carrot

He picks up his fork. He picks up his spoon. He hits the plate with his fork. He hits the plate with his spoon. His mom says Stop. He stops. His mom puts a carrot on the plate. He looks at the carrot. He picks up the spoon. He hits the carrot with th

发表于:2018-12-31 / 阅读(180) / 评论(0)

儿童英语小故事

2010年麻省理工学院清洁能源奖揭晓(有声)

Time for M.I.T.s Clean Energy Prize. The annual competition gives teams of university students a chance to compete for $200,000 to kick-start their new clean energy business. One finalist designed a compression technology for natural gas wells that w

发表于:2019-01-02 / 阅读(293) / 评论(0)

60秒科学

机械类词汇大全-36

1471 、实践计划 realization 1472 、对比 contrast 1473 、对流 convection 1474 、对接 butt 1475 、对接合；对接榫 buttjoint 1476 、对接角榫 buttmitredjoint 1477 、对接焊

发表于:2019-01-03 / 阅读(94) / 评论(0)

英文名句短语

SSS 2008-08-01

This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. Solar panels typically convert sunlight into electricity or heat. But photosynthetic vegetation converts sunlight into chemical energy. Now M.I.T.s Dan

发表于:2019-01-04 / 阅读(100) / 评论(0)

Scientific American(八)月

美国习惯用语:482 step up to the plate...

今天还是要继续讲两个在大选期间新闻界常用来报道选战形势的习惯用语。你知道哪一种运动是美国人日常用语最丰富的源泉呢？是美国最风行的球类运动：棒球。今天要说的两个习惯用语都

发表于:2019-01-09 / 阅读(145) / 评论(0)

美国习惯用语

美国习惯用语:295 step up to the plate

在美国每年棒球季节的第一场比赛相当于春天来临的信息。说真的，这一百多年来最得美国大众青睐的运动就是棒球，而棒球运动也成了习惯用语的丰富来源。我们今天就专讲一些出自棒球运

发表于:2019-01-09 / 阅读(144) / 评论(0)

美国习惯用语

UNIT 4 Look into Science! Lesson 28: Fill My Plate

[ti:UNIT 4 Look into Science! Lesson 28: Fill My Plate] [0:00.567]UNIT 4 第四单元 [0:02.629]Look into Science! 走进科学！ [0:04.999]Lesson 28: 第28课： [0:07.524]Fill My Plate 把我的盘子装满 [0:15.770]It's time for lunch! 该吃午饭

发表于:2019-01-09 / 阅读(212) / 评论(0)

河北教育初中英语（初中起点）八年级下册

VOA慢速英语2012--SCIENCE IN THE NEWS - The Moving Story of Plate Tectonics

SCIENCE IN THE NEWS - The Moving Story of Plate Tectonics FAITH LAPIDUS: This is SCIENCE IN THE NEWS, in VOA Special English. Im Faith Lapidus. BOB DOUGHTY: And Im Bob Doughty. Scientists who study the Earth tell us the continents and ocean floors ar

发表于:2019-01-12 / 阅读(98) / 评论(0)

2012年VOA慢速英语(一)月

旅游口语情景对话第25天:如何询问旅行路线

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

发表于:2019-01-21 / 阅读(138) / 评论(0)

旅游英语口语情景对话

Goalkeeper coach of Argentina's River Plate resigns

BUENOS AIRES, May 24 (Xinhua) -- Ubaldo Fillol, the coach for goalkeepers of the Argentine soccer club River Plate resigned his post on Tuesday following a public fallout after an incident with goalkeeper Juan Pablo Carrizo. I do not forgive these ki

发表于:2019-02-08 / 阅读(133) / 评论(0)

英语新闻

交通工具之船体方面的词语

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

发表于:2019-02-08 / 阅读(278) / 评论(0)

实用英语

英语词汇分类：冶金英语词汇

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

发表于:2019-02-11 / 阅读(112) / 评论(0)

英文语法词汇

工程词汇中英文对照

质量合格证书 certification of fitness 原材料 raw material 底板 bottom plate 垫层 cushion 侧壁 sidewall 中心线center line 条形基础 strip footing 附件 accessories 型钢 profile steel 钢板 steel plate 熔渣 slag 飞溅 weldin

发表于:2019-02-15 / 阅读(130) / 评论(0)

实用英语

机械英语词汇（二）

机械英语词汇（二）生产类 PCS Pieces 个(根,块等) PRS Pairs 双(对等) CTN Carton 卡通箱 PAL Pallet/skid 栈板 PO Purchasing Order 采购订单 MO Manufacture Order 生产单 D/C Date Code 生产日期码 ID/C Identification Code (供应商)识别码 SWR Special Work Reque

发表于:2019-02-18 / 阅读(113) / 评论(0)

英文语法词汇

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