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.

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.

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.

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.

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.

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

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。

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。

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

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。

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.

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.

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.

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 ).

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.

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.

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.

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.

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.

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.