表面轮廓热处理

遗失的法老城市08

Manfred Bietak was interested in the role played by the Nile in ancient times when he stumbled upon the strange truth about Piramesse. He was trying to trace the lost river beds and waterways of the Nile in order to map out what the Delta would have

发表于:2018-12-05 / 阅读(316) / 评论(0)

遗失的法老城市

机械类词汇大全-28

1135 、晶体点阵；晶体格构；晶格 crystallattice 1136 、棘轮和爪 ratchetandpawl 1137 、棘齿 ratchet 1138 、棘齿弓钻 ratchetbrace 1139 、壳型模塑 shellmoulding 1140 、

发表于:2019-01-03 / 阅读(131) / 评论(0)

英文名句短语

机械类词汇大全-12

463 、自感量 self-inductance 464 、自感应 self-induction 465 、色彩；颜色 colour 466 、色调 tone 467 、色环 colourwheel 468 、行星齿轮；周转齿轮 epicyclicgear 469 、

发表于:2019-01-03 / 阅读(100) / 评论(0)

英文名句短语

SSS 2009-11-18

You've probably heard the expression a heart attack on a plate. Maybe its fettuccini alfredo. Or maybe its a bacon cheeseburger, covered in batter and deep fried to artery-clogging perfection. Either way, it's clear that our modern diet is not always

发表于:2019-01-08 / 阅读(116) / 评论(0)

Scientific American(十一)月

机械专业英语词汇（很全）

金属切削 metal cutting 机床 machine tool 金属工艺学 technology of metals 刀具 cutter 电路 circuit 半导体元件 semiconductor element 反馈 feedback 发生器 generator 直流电源

发表于:2019-01-08 / 阅读(128) / 评论(0)

英文语法词汇

万物简史第72期:事物的测定(20)

With Mason refusing to survey the mountain, the job fell to Maskelyne. So for four months in the summer of 1774, Maskelyne lived in a tent in a remote Scottish glen and spent his days directing a team of surveyors, who took hundreds of measurements f

发表于:2019-01-29 / 阅读(122) / 评论(0)

万物简史

60秒科学:Pharaohs Had Heart Disease

Darwin in Battle of Wits against Unarmed Man Antievolutionist Ray Comfort will be distributing copies of the Origin of Species with a new introduction that misrepresents, misunderstands and distorts Darwin's ideas and legacy. Steve Mirsky comments No

发表于:2019-01-30 / 阅读(170) / 评论(0)

60秒科学

SCIENCE REPORT - Red Wine and Heart Disease

SCIENCE REPORT – January 9, 2002: Red Wine and Heart Disease By George Grow This is the VOA Special English SCIENCE REPORT. British scientists may have discovered the reason why red wine appears to

发表于:2019-01-30 / 阅读(136) / 评论(0)

科技之光

CCTV9英语新闻：政府工作计划：2015年的战斗保存能源，减少排放

Speaking on environmental protection, Premier Li Keqiang called improving the environment a battle and listed the major targets for this year. We will fight to win the battle of conserving energy, reducing emissions. and improving the environment, Li

发表于:2019-02-05 / 阅读(144) / 评论(0)

cctv9英语新闻2015年

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(142) / 评论(0)

英文语法词汇

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aeriest

aggregate interlocking force