The neutrons and protons form the core of the atom.

中和质构成了原核。

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

电负电荷,质电荷。

The nucleus of an atom consists of neutrons, protons and other particles.

原核由中、质和其他粒构成。

Electrons are negatively charged with electricity,protons are positively charged.

电是负电荷,质是电荷。

Antihydrogen formation in the laser-assisted positronium-antiproton collision is investigated in the first Born approximation.

在一级玻恩近似下，研究了在激光辅助电偶素-反质碰撞中反氢合成。

Hydrogen transfer, protonization and formation of methene bridge are probablely the main reasons for the above structural characters.

氢转移、质化、亚甲基桥形成可能是导致这些结构特征主要原因。

The nuclide chart involves electron, positron, antiproton, antineutron, photon to exhibit the symmetry of mass and charge ideally.

该核素图将电、电、反质、反中和光收录在内，完美地表现了质量和电荷对称性。

That achievement came at the Bevatron accelerator at Lawrence Berkeley National Laboratory, by smashing protons into a piece of copper.

在美国劳伦斯柏克莱国家实验室贝伐加速（Bevatronaccelerator），质撞击铜片便可办得到。

After they absorb energy, the nuclei release or reradiate this energy so that they return to their initial state of equilibrium.

之后，质再次将能量释放回到初始时平衡状态。

The rearrangement of acetone oxime in the Beckmann solution involves three acetic acid molecules and one proton (present as an oxonium ion).

模拟表明，有三个乙酸分和一个质（氧鎓形式纯在）参与了反应。

With a systematic study on the effects of ionophores and ion channel on the photopotential signals, this paper verified ike nonproton ion translocation in Purple Membrane.

本文通过在介质中加入离载体或离通道剂对紫膜光电响应信号进行了系统研究。结果表明:上述光电位信号差异主要是由紫膜非质离迁移引起。

Methyl thioacetate was prepared by using acetyl chloride and methyl mercaptan as starting raw material in this paper.The yield of product is 69.3%.Itcan be used in seasoning flavor.

对可用于各种调味香精食用香料硫代乙酸甲酯合成进行了初步研究，产率达到693％，对所合成产品做了红外光谱分析和质核磁共振分析，确定了其化学结构。