【冶金学】电子放电加工

efficiency-效率,功效 elaborate -精心计划的,详尽的 elastic -橡皮圈,松紧带 elbow -肘,肘部 elderly-较老的,年长的 elect -选举,推举 electrical -电的,电气科学的 electron-电子 electronic -电子的 elegant -优美的,文雅的 element -元素,要素 elementary-基本的,

发表于:2018-11-29 / 阅读(240) / 评论(0) 分类 用mp3背四级单词

In the square outside the British Library in London is a sculpture of Sir Isaac Newton - The first man who asked why apples seem always to fall towards the centre of the earth. Maybe they chose it for the spot because it shows a great scientist at wo

发表于:2018-12-07 / 阅读(178) / 评论(0) 分类 英文杂志-Magazine

Universal Instrument traces its roots to the Universal Instruments and Metal Company, a safety pin manufacturer founded in 1919. Through time, the company discontinued safety pin production and made a transition to a machining and tool and die busine

发表于:2018-12-18 / 阅读(135) / 评论(0) 分类 林超伦实战口译练习笔记

OK, great, we smell vibrations. How? All right? 好吧,我们闻到的是震动。怎么闻到呢? Now when people ask this kind of question, they neglect something, which is that physicists are really clever, unlike biologists. 当人们问这个问

发表于:2018-12-19 / 阅读(132) / 评论(0) 分类 TED演讲教育篇

This is Scientific American's 60-Second Science. I'm Sophie Bushwick. Got a minute? The shortest distance between two points may be a straight line, but try telling that to electrons: when current flows down a wire, these particles zig and zag, movin

发表于:2018-12-24 / 阅读(203) / 评论(0) 分类 Scientific American(九)月

Three Scientists Win Nobel Prize in Chemistry Three scientists have won the Nobel Prize for chemistry for their work to simplify and improve the imaging of biomolecules. 三位科学家因为在简化和改善生物分子成像方面的成就获得了诺

发表于:2019-01-03 / 阅读(274) / 评论(0) 分类 2017年VOA慢速英语(十)月

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(180) / 评论(0) 分类 英文语法词汇

[0:0]efficiency效率,功效 [0:12.1950]elaborate elastic elbow elderly精心计划的,详尽的 橡皮图,松紧带 肘,肘部 较老的,年长的 [1:2.6076]elect electrical electron选举,推选 电的,电气科学的 电子 [1:41.1372]electronic elegant element elementary [2:36.2790]el

发表于:2019-01-16 / 阅读(280) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

But this still doesn't explain why light is able to pass through glass rather than being absorbed as with most solids. 但是这还是不能解释为什么光可以穿透玻璃而不是像其他大多固体那样被吸收。 For that, we need to go a

发表于:2019-01-17 / 阅读(168) / 评论(0) 分类 TED演讲教育篇

The cover shall be limited to sixty days upon discharge of the insured goods from the seagoing vessel at the final port of discharge. 被保险货物在卸货港卸离海轮后,保险责任以60天为限。 We generally insure W.P.A. on C.

发表于:2019-01-17 / 阅读(204) / 评论(0) 分类 英语作文

A-bomb, atomic bomb 原子弹 absorption 吸收 to accelerate 加速 accelerating chamber 加速室 accelerator 加速器 synchrocyclotron 同步回旋加速器 synchrotron 同步加速器 betatron 电子

发表于:2019-02-03 / 阅读(201) / 评论(0) 分类 英文语法词汇

今天我们要学的词是discharge。 Discharge有出院的意思。The H1N1 patient was discharged from the hospital after recovery, 这位H1N1甲型流感患者康复后出院。Former British Prime Minister Margaret Thatcher was discharged from

发表于:2019-02-03 / 阅读(192) / 评论(0) 分类 英语每日一词

Early effect 厄利效应 Early failure 早期失效 Effective mass 有效质量 Einstein relation(ship) 爱因斯坦关系 Electric Erase Programmable Read Only Memory(E2PROM) 一次性电可擦除只读

发表于:2019-02-05 / 阅读(196) / 评论(0) 分类 实用英语

Background carrier 本底载流子 Background doping 本底掺杂 Backward 反向 Backward bias 反向偏置 Ballasting resistor 整流电阻 Ball bond 球形键合 Band 能带 Band gap 能带间隙 Ba

发表于:2019-02-05 / 阅读(167) / 评论(0) 分类 实用英语

今天我们要学的词是discharge。 Discharge有出院的意思。The H1N1 patient was discharged from the hospital after recovery, 这位H1N1甲型流感患者康复后出院。Former British Prime Minister Margaret Thatcher was discharged from

发表于:2019-02-08 / 阅读(202) / 评论(0) 分类 英语单词荟萃

眼睛是我们脸上位置最高的器官了。俗话说左眼跳财、右眼跳灾,其实都是迷信的说法。不过,这个眼皮确实是会跳的,而且常常跳得莫名其妙。下面我们就来看看眼皮跳怎么说。 1. My eye is

发表于:2019-02-09 / 阅读(181) / 评论(0) 分类 英语口语

Finally, in 1926, Heisenberg came up with a celebrated compromise, producing a new discipline that came to be known as quantum mechanics. At the heart of it was Heisenberg's Uncertainty Principle, which states that the electron is a particle but a pa

发表于:2019-02-17 / 阅读(157) / 评论(0) 分类 万物简史

Neutrons and protons occupy the atom's nucleus. The nucleus of an atom is tinyonly one millionth of a billionth of the full volume of the atombut fantastically dense, since it contains virtually all the atom's mass. As Cropper has put it, if an atom

发表于:2019-02-17 / 阅读(167) / 评论(0) 分类 万物简史

后角 clearance angle 龙门刨削 planing 主轴 spindle 主轴箱 headstock 卡盘 chuck 加工中心 machining center 车刀 lathe tool 车床 lathe 钻削 镗削 bore 车削 turning 磨床 grinder 基准 benchmark 钳工 locksmith 锻 forge 压模

发表于:2019-02-18 / 阅读(219) / 评论(0) 分类 实用英语

The Microscopic Technique Each advance in microscopic technique has provided scientists with new perspectives on the function of living organisms and the nature of matter itself. The invention of the visible light microscope late in the sixteenth cen

发表于:2019-02-25 / 阅读(198) / 评论(0) 分类 双语有声阅读
学英语单词
'Ubayd
accumulating type heat exchanger of revolution
active stainless steels
adonic acid
agnathous
almost triangular matrix
amplitude-modulation reticle
AND tube
andrewsite
AUTOEXEC.NCF
babyboomer
bacteriemia
basket hub
boulder stone
Brevibloe
caryin
CFS cargo
Clintonista
commercial traveller
conizations
de pensee tic
dew worm, dew-worm
echo channel
enumeration literal
epidnral lymph spaces
ershovite
fire flash
flow cumulative
fluoridebearing
gassy
glasmeiers
Gravarne
hand hay cutter
hyphalomyraplankton
implumous
infix order
intercept refractivity
intratunical
iron-based
La Sal
lean gas riser
light wave retardation
lithologic trap
magnetooptic material
mediumpressure pneumatic conveyer
metantimonates
MILPERS
mixed admission
myalism
nickel monoxide
Nikolayevskiy
no-scores
optic plane
order topology
out-blunder
over-the-horizon optical communication
packed decimal
parametric modulator
passage number
pcp (phencyclidine)
peak overshoot
piston connecting rod
place of application of force
plunger follower spring
PN junction isolation
pneumology
pointer travel
policy failure
precision-machined
pseudocolony
pussy-boys
Quality spread
rare-breed
re-examination
reasonable in price
roll-over plate
Saxifraga versicallosa
secondary gyroscope
semi latus rectum
separated subgrade
silkwomen
sini decoction
starch brilliance
sticks with
sticky clay
suck-back
swanneries
take the responsibility
teruya
thallous chloraurate
thiatropylidene
tube cooler
umbral eclinse
unacceptance
uncombined oxide cathode
united states office of education
unstartled
vein-islet number
velzen
wassalke
weed buffer