positive electron的例句大全

So do you think noble gases would have a high positive electron affinity, a low positive, or negative electron affinity?

那么，你认为稀有气体的电子亲和能，应该是一个高的正值，一个低的正值，还是一个负值？

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Observed under the electron microscope, positive products were found in the cell plasma membrane vesicles of adrenocorticotropic hormone cells. 3.

根据细胞的超微结构特点，阳性产物分布于促肾上腺皮质激素细胞胞浆的囊泡膜上。

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Conversion of positive hole to electron in the process of latent image formation

潜影形成过程中的空穴及其转换

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Using a 135 SLR ( single lens reflex) camera with close shot adapter-and and a common print-exposing box, we can make a positive 135 slide fro-m the electron-microscopic negative in one step.

使用135单镜头反光照相机和近摄接圈，加置一个普通印相晒箱，即可对电镜底片直接成像，精确的曝光，配合标准程序冲洗，一步制成135幻灯片。

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The results show that the potential of the oxidation peak of 1,4-DHP ( E_ ( pa)) becomes more positive, and the oxidation process is more difficult with an increase in the electron-attractive ability of the substituent at the C-4 position.

结果表明，1,4-DHP在GC电极上的氧化峰峰电位（EPa）随着C-4取代基的吸电子能力增强而升高，氧化反应越来越难进行。

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The most obvious influences on ion yield are ionization potential for positive ions and electron affinity for negative ions.

对于离子产额影响最大的因素分别是离子化势（正离子）和电子亲和势（负离子）。

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By convention, current in a circuit is considered to flow from a more positive point to a more negative point, even though the actual electron flow is in the opposite direction.

按照惯例，电路中的电流被认为是从正端流向负端，上电子足以反方向流动的。

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a subatomic particle with the same mass as the electron but positive charge (it is the antiparticle of the electron).

与电子的质量相等但带正电荷的亚原子粒子（是电子的反粒子）。

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Observations on the NOS positive neurons in Hirschsprung disease by light and electron microscopy

先天性巨结肠病肠壁NOS阳性神经元光镜和电镜观察

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The electron, for example, has negative charge, whilst its antiparticle, called the positron, has positive charge.

举例说明, 比如电子带负电荷, 同时, 它的反粒子被称作正电子—带有正电荷.

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An electron has a negative charge, a proton has a positive charge.

电子带负电荷，质子带正电荷。

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A proton positive charge and electron a negative charge but a neutron has neither.

质子带正电,电子带负电,而中子既不带正电,也不带负电.

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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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We are the first in China to report the observation that there are some tubers on the surface of body and in the process of excystation and fibrosis lung tissue in positive rat under scanning electron microscope.

扫描电镜观察到表面有粗细不等的管状物和正在脱囊的虫体，阳性大鼠肺组织纤维化改变，为国内首次报道。

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A proton positive charge and an electron a negative charge, but a neutron has neither.

质子带正电,电子带阴电, 而中子既不带正电,也不带阴电.

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Electron affinity, however, can be either negative or it can be positive.

但是，电子亲和能既可以是负的，也可以是正的。

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the study of preparation of electron-level nickel sulphate using positive electrodes of spent ni-mh batteries

用废Ni-MH电池正极材料制备电子级硫酸镍的研究

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