分级淬火

step by step3000 第三册 11 A Fast Growing Economy: Tourism

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发表于:2018-12-03 / 阅读(123) / 评论(0)

step by step 3000 第三册

stepbystep3000 第三册 Unit 2 Earth and Enronment

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发表于:2018-12-03 / 阅读(159) / 评论(0)

step by step 3000 第三册

step by step3000第三册 Unit 6 Breakthroughs in Science

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发表于:2018-12-03 / 阅读(146) / 评论(0)

step by step 3000 第三册

step by step3000第三册 Unit 7 Future of Communication

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发表于:2018-12-03 / 阅读(179) / 评论(0)

step by step 3000 第三册

step by step3000第三册 Unit8 New Ideas,New Architecture

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发表于:2018-12-03 / 阅读(156) / 评论(0)

step by step 3000 第三册

step by step3000 第三册 Unit 9 Ways to Travel

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发表于:2018-12-03 / 阅读(177) / 评论(0)

step by step 3000 第三册

step by step3000 第三册 Unit 10 Love and Hate of Oil

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发表于:2018-12-03 / 阅读(134) / 评论(0)

step by step 3000 第三册

step by step3000 第三册 Unit 12 Review

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发表于:2018-12-03 / 阅读(180) / 评论(0)

step by step 3000 第三册

step by step3000第三册 Unit1 International Relations

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发表于:2018-12-03 / 阅读(188) / 评论(0)

step by step 3000 第三册

step by step 3000 第三册Unit 5 New Explorations in Food

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发表于:2018-12-03 / 阅读(236) / 评论(0)

step by step 3000 第三册

stepbystep3000 第三册 Unit 3 Econonc Developments

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发表于:2018-12-03 / 阅读(166) / 评论(0)

step by step 3000 第三册

step by step 第三册 lesson 117

发表于:2018-12-27 / 阅读(146) / 评论(0)

英语听力入门 (全四册)

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(171) / 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(143) / 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(152) / 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(158) / 评论(0)

英文语法词汇

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(208) / 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(163) / 评论(0)

科技之光

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(181) / 评论(0)

英文语法词汇

step by step 3000 第三册 Unit 4 World News: Up in Space

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发表于:2019-02-26 / 阅读(179) / 评论(0)

step by step 3000 第三册

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学英语单词

Benzoehammeltalg

carvacrol-carboxylic acid

cement-lined pipe

colo(u)r saturation control device

comparator microscope

cross cut shears

cuff for sphygmomanometer

fan spindle bearing

for hire or reward

foreign exchange license

free problem of fixed-end-point

galactia elliptifolia merr.

herba elsholtziae

hold down mechanism

hypersonic frequencies

interaction territory

last come,last served

legal certificate

manned orbital station

medullary carcinoma

metallic nickel

nap-of-the-earth flight

Newcastle-Manchester bacillus

omega-chloroacetophenone

operator theory

pacing group size

pasted-plate storage battery

Phalaenopsis wilsonii

physiological saline

pinus thunbergiis

pole line hardware

polyubiquitinylates

Portio supravaginalis cervicis

practical politicss

present value tables

quasi-linear feedback control sy-stem

quirk mouldings

refraction (of neutron beam)

regenerative waste

runoff relation

Saint Ulmo's light

Schillinger system

scientific fund

selective call with dual voice frequency

slowing-down theory

spiral bevelgear

svc (signaling virtual channel)

trestle type column

underwater monitoring station

Villebois-Lavalette