并对氢、氦、氮、氩等气体产生的离子束进行了磁分析，测定了离子束的质谱。
The hydrogen, helium, nitrogen and argon beams thus produced were analyzed and their mass spectra were measured.
以某厂实例分析了中型氮肥厂氮氢压缩机系统积碳爆炸的原因，提出了预防对策。
This paper gives you an example to analyze the reason on explosion of carbon deposit in nitrogen - hydrogen compressor system in mid - sized nitrogen plant.
以某厂实例分析了中型氮肥厂氮氢压缩机系统积碳爆炸的原因，提出了预防对策。
This paper gives you an example to analyze the reason on explosion of carbon deposit in nitrogen - hydrogen compressor system in mid - sized nitrogen plant.
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