A virus is nigatively charged above its isoelectric point.

病毒在它的等电离点以上时带负电荷.

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The author , in parallel with Krcmar , is experimenting with giant ionization chambers.

本文作者与克尔马克尔正在同时试验巨型电离室.

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All the atomic and molecular systems are subject to photoionization and photodissociation.

所有的原子和分子系统都受光致电离和光致离解的影响.

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Our knowledge regarding the effects of ionizing radiations is still meagre.

我们关于电离辐射效应的知识仍很不足.

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Cosmic rays and X - rays produce energetic electrons by ionization.

宇宙射线和 X 射线因其电离作用产生高能电子.

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A gas - filled ionization chamber uses this principle.

充气电离室就是利用这一原理.

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The gas is heated by photoionization.

气体是由光致电离加热的.

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Anhydrous nitric acid is dissociated.

无水硝酸是电离的.

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An increase in the energy of the electrons increases the probability of ionization.

增加电子能量,会增加电离几率.

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The active ozone is a slightly ionic form of a bent array of oxygen atoms.

活泼的臭氧是氧原子横向排列的微电离型.

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Both ionization and excitation lead to eletronic transitions that may be the emission of light.

电离和激发都将导致可能伴随有光发射的电子跃迁.

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Dense gas serves to reduce the ionization, because it absorbs the ionizing soft x rays.

因为浓密气体吸收掉了使其电离的软x射线,因此能减少电离.

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Let us now look at the ionization potentials for the next few atoms.

现在再来看一下后来少数几种原子的电离电势值.

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Indirect ionization by neutrons can also result from fission of plutonium or uranium isotopes.

通过使钚或铀同位素裂变,中于也能产生间接的电离作用.

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Ionization in a free - air chamber is the standard process for measuring x - and r - ray exposure ( in roentgens ).

自由空气电离室中的电离作用是量度x和r射线照射量 ( 伦琴 ) 的标准方法.

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