场致电子发射

field electron emission的用法和样例:

例句

  1. It was concluded that charge injection and recombination would restrict the field electron emission, and increase the threshold voltage of flashover and decrease its scattering.发生在绝缘体表层的电荷注入和复合过程能够在一定程度上抑制场致电子发射,从而提高沿面闪络电压,并降低闪络电压值的分散性。

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,

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16. The coming of the railways in 1830s____ our society and economic life. A. transformed B. transported C. transferred D. transmitted economy 经济 economic 经济的 economical 节俭的 economics 经

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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

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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

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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

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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

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Ecological balance - astable balance in the numbers of each species in an ecosystem. In the ecosystem of the mouth this balance is brought about by competition and cooperation between the different or

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[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

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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

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AGRICULTURE REPORT December 17, 2002 — Irradiated Meat This is the VOA Special English Agriculture Report. The United States government has approved methods of destroying bacteria in meat by using r

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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

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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

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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

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As physicists built bigger and more ambitious machines, 随着物理学家建造越来越大、越来越雄心勃勃的机器, they began to find or postulate particles or particle families seemingly without number: 他们开始或推断出似乎永无

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What this means in practice is that you can never predict where an electron will be at any given moment. You can only list its probability of being there. In a sense, as Dennis Overbye has put it, an electron doesnt exist until it is observed. Or, pu

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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

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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

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台湾籍旅美老师今天交给我们的句子是: Blood is the tissue that not only carries cells that transport oxygen, for example, the red blood cells, or fights infectious diseases, but it also carries messenger molecules, hormone-like facto

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学英语单词
4D ultrasound
Aeronautical International Federation
all-trunks-busy register
anarchistic theory of knowledge
antartis
arbitrated par
atmospheric over-voltage protection
atropurpurea
autodiegetic
autosense
bake something blind
balloonless
be pot and can in
blue drum
bolton sett system
Borthwickia
broadbased
bromography
c underwriter
calcium hydrosulfide
camera lifting platform
Cape diamond
charge for assistance
cinemalike
coded video bitstream
coenobitism
cofradias
conjunctivitis necroticans infectiosus
contemporized
crowded pinion
Crowes
cryptoendomitosis(Bauer1952)
deficiency of air
distant extrapolation
enteropathic arthritis
fibre coupling
filled cloth
financial results
first item list
fluorogen
for many years run
formicate
Golosnovka
good karma
hodet
hydropick
Hysham
indoor lighting
infectious ward
inguinoperitoneal
insufficiency of externi
just what the doctor ordered
kakkalide
knife man
Koplik's spot
lilie
master-slave operating system
meter system
moving-coil type ammeter
nanotextiles
negative value of error
nonhero
orthogonal tensor
palaeoxoic era
pazuzu
peltatum
persistent mixture
personal protective equipment
pertainings
pheidole nodus
phugoids
pneumatic drive
posttest-only
progenity
pulsed-xenon lamp
rates of pay
remrefine
rotational equilibrium
rubber cord
safe keep
Saxifraga auriculata
second order transition
secondary forest
senssar
shup
situational design theory
space headway
spur royal
supervised study
talk someone's head off
tame jolly
Teclu burner
time-to-break
truck to shovel ratio
Ungchon
valtrate
venditti
water tank with strainer
wild orange
William Faulkner
wire company