氢原子 [物] hydrogen atom ; hydrogen muon atom ; Wasserstoffatoms
原子氢焊 [机] atomic hydrogen welding ; AHW ; AHWatomic hydrogen welding
氢原子光谱 Hydrogen spectral series ; atomic spectrum of hydrogen ; hydrogen atom spectrum ; Spectrum of hydrogen atom
原子氢 atomatic hydrogen ; hydrogen atomic
氢原子焊 [机] atomic hydrogen welding ; atomic H welding ; atomic welding
氢还原 [冶] hydrogen reduction ; Hydrogen restore ; hydrogen abridgement
原子氢焊机 atomic hydrogen welder ; atomic hydrogen welding apparatus
原子氢焊接 hydrogen atomic welding ; atomic-hydrogen welding
原子氢焊接机 atomic hydrogen welding apparatus
原子氢焊电极 atomic hydrogen welding electrode
抗氧剂：有的聚合物，如聚丙烯，如果其中不加适当的稳定剂，就 不能在户外使用，这是因为它分子中的叔碳原子上存在着易消除的氢原 子。
Antioxidants: Polymers such as polypropylene (PP) are not usable outdoors without appropriate stabilizers, because of the presence of readily removable hydrogen atoms on the tertiary carbon atoms.
毛细管柱，以邻苯二甲酸二丁酯为内标物，以氢火焰离子化检测器对杀虫剂氯烯炔菊酯原药进行定性定量分析。
A gas chromatographic method for quantitative and qualitative analysis of chlorempenthrin using a HP-5 capillary column and dibutyl phthalate as internal standard was described.
作者对掺氢汽油发动机进行了试验研究和理论分析，并与原汽油发动机进行了台架和装车对比试验。
Experimental research and theoretical analysis were made on a gasoline-hydrogen fueled engine reformed by the authors.
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