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neutral atomic hydrogen region 中性氢区
Atomic hydrogen was formed as a breakup product of the ions. 作为这两种离子分裂的产物，形成了原子状态的氢。
Hydrogen-induced delayed failure is due to atomic hydrogen instead of flaking. 车轮钢的滞后断裂由原子氢引起和白点无关。
The other way was to knock a bound electron off a neutral atom creating simultaneously an electron and a hole. 另一种方法是把束膊电子从中性原子中撞出，同时产生电子和空穴。
The craft contains three Energetic Neutral Atom (ENA) imagers that indirectly measure ion flows. 其中三架中性原子摄影机可间接测量离子流。
The effects of process of electrolytically deposited nickel on the active side of oxidizing atomic hydrogen on base current were investigated. 研究了镀镍的工艺对原子氢氧化活性表面的背景电流影响。
The fantastic shapes are sculpted by winds and radiation from a hot, massive stars and the dominant red emission is due to atomic hydrogen gas. 这奇异的形状是由炽热大质量恒星吹出的恒星风和宇宙射线雕塑而成，其内占据主要成分的红光是由氢原子放射出的。
The atomic hydrogen maser is the most stable frequency standard generally available today for all but the shortest measuring time interval. 氢脉泽是一种中、长期稳定度最高的原子频率标准。
Van der Wals forces between neutral atoms are called dispersion forces. 中性原子间的范德华力叫做色散力。
The absolute emission intensities of atomic hydrogen Balmer lines and Ar-750.4 nm as a function of gas flow rates of H2 have been discussed respectively. 详细研究了氢原子谱线(Balmer线系)和氩原子谱线(750.;4 nm)的相对强度与氢气流量、微波输入功率以及放电气压之间的关系；
Neutral atoms are found clearly in the clarified nuclear liquid nearby. 在附近澄清的原子核溶液中清楚地发现了中性原子。
Image data acquired with a hydrogen alpha filter adds other remarkable features to this wide angle cosmic vista-- pervasive tendrils of energized atomic hydrogen gas and portions of the surrounding Barnard's Loop. 这幅透过氢-阿尔发滤镜所拍摄的影像，让无所不在的原子氢云气和部份的巴纳德环现形，成为这幅广角影像的其他精彩特色。
The present work reports experimental determinations of atomic hydrogen in microwave discharge hydrogen plasmas formed from TM01 MW mode in an ASTeX-type reactor via optical emission spectroscopy by using Ar as an actinometer. 因此，对氢原子浓度的原位诊断是研究和改进上述等离子体工艺过程的重点也是难点之一。本文在分析了多种等离子体诊断方法后，采用了装置简单、对等离子体没有扰动的发射光谱技术，通过Actinometry方法(以Ar做内标气体)，对ASTeX型微波放电氢等离子体中的氢原子浓度进行了原位测定。
But some scientists have disputed Clementine's radar data, and the anomalous neutron emissions observed by Lunar Prospector could have been caused by atomic hydrogen in the lunar soil instead of ice. 但是有些科学家却对克莱门蒂号的雷达观测资料存疑，此外月球探勘者号所观测到的中子异常放射，也有可能是来自于月球土壤中的氢原子而非冰层。
They gather about themselves their protective shells of electrons, and become docile neutral atoms. 它们将其保护性的电子壳层在其周围集合起来，而变成易于对待的中性原子。
Because neutral atoms can be crammed more densely into the trap than can ions, the signal soars higher over the noise. 由于中性原子比离子能更密集地塞进阱中，得到的讯号会比噪讯大很多。
Driving forces for diamond and graphite growth in CH4/H2 mixtures are calculated in consideration of activated effect of super-equilibrium atom hydrogen on graphite under 4.8 kPa pressure. 以CH4／H2体系为例，研究了气相生长金刚石和石墨的驱动力随温度和CH4的摩尔分数的变化情况若不考虑超平衡氢原子的作用，则石墨的生长驱动力总是大于金刚石的生长驱动力；
But as the universe expanded and cooled, electrons and protons came together to form neutral atoms, and matter lost its ability to ensnare light. 但是当宇宙因膨胀而冷却下来后，电子便与质子结合，形成中性原子，物质自此失去拘束光的能力。
atomic hydrogen emission spectrum 氢原子发射光谱
atomic hydrogen welding apparatus 原子氢焊接机