正电的例句大全

Hole-Similar to a positive charge, this is caused by the absence of a valence electron.

空穴 - 和正电荷类似, 是由缺少价电子引起的.

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The plate is impressed with a positive charge so that it may flow electrons.

阳极带有正电荷,这样就能使电子流动了.

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Where atom is losing some of its electrons is said to be a positive charge existing.

在原子失掉一些电子的情况下,可以说是带了正电荷.

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Two negative charges repel each other , and so do two positive charges.

两个负电荷相斥,每个正电荷也是如此.

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The electron-positron pair may survive without recombining.

电子 - 正电子偶可以存在下来而不再复合.

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Correction circuit analysis of field scanning strokes of television set

电视机场扫描上下线性校正电路的分析

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The anodic oxidation of annealed pure aluminium ( 99.99%) was carried out in 15% H_2SO_4 at different electrolytic conditions. The positron annihilation lifetime spectra of the anodized aluminium were measured and fitted into three lifetime components.

退火纯铝（99.99%）在15%H2SO4中于不同电解条件下进行阳极氧化，然后测其正电子湮没寿命谱，寿命谱拟合为三个寿命成份，指认第二寿命成分为e~+在氧化膜中的湮没。

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But, anomalously, these electron-positron pairs seemed to have a fondness for shooting away from each other at 140 degrees.

然而，不同寻常的是，这些电子-正电子偶似乎喜欢以140度角彼此散开。

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Hardware Improvement of Gamma Correction Circuit in TV Broadcasting System

电视显示系统中Gamma校正电路的改进

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And it was found that dioxo-methyl group was a key factor to determine the antioxidant activity of DCLs, because its O and C had rather high net charge and its steric hindrance was rather low.

发现二氧甲基基团具有较大的O原子负电荷及C原子正电荷，且空间位阻较小，因此成为决定五味子素抗氧化活性的关键因素。

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All positively charged species in solution must be balanced by equivalent numbers of negatively charged species.

溶液中所有带正电荷物质必须被等量的带负电荷物质所平衡.

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Electrostatic attraction will play a major role in the absorption of viruses to positively charged surfaces.

静电吸引在病毒吸附到带正电荷的表面中起主要的作用.

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Salt is made of two ions: positively charged sodium and negatively charged chloride.

盐是由带正电的钠离子和带负电的氯离子构成的.

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Amino acids are positively charged ( cationic ) at low pH and negatively charged ( anionic ) at high pH.

氨基酸在低ph值下带正电荷 ( 阳离子 ),在高ph值下带负电荷 ( 阴离子 ).

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One end of each molecule had a charge and the other end had a negative charge.

每个水分子的一端带上正电荷,而另一端带上负电荷.

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The prototype dedicated brain PET scanner uses a next-generation Avalanche Photodiode Detector technology.

原型机是大脑正电子放射断层专用扫描,采用了下一代雪崩光电二极管探测技术.

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The positive charge in the atom is spread over the whole atomic volume.

原子中的正电荷分布在整个原子体积上.

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Instead they would produce gamma rays, neutrinos and antimatter such as positrons and antiprotons, Gondolo said.

刚多罗说,暗恒星会发出伽马射线, 产生中微子以及象正电子和反质子之类的反物质.

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The vacancy defects of samples were measured by slow positron annihilation.

借助慢正电子湮没技术研究了样品的空位型缺陷.

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The implementations of DCCs are divided into two categories in literature : the digital and analog structures.

工作周期 校正电路在设计上可分为数位式与类比式两种架构.

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