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1)  Gaseous nitrogen compounds
气体氮化物
2)  gas compounds of nitrogen and oxygen
氮氧化物(NOx)气体
3)  gas nitriding
气体氮化
1.
Laser gas nitriding of commercial pure titanium TA2;
工业纯钛TA2的激光气体氮化
2.
Dehydrizing processes and mechanical properties of samples after gas nitriding were studied .
对气体氮化后的除氢工艺及力学性能进行了研究。
3.
Through the study of laser pre-treatment with different powers and gas nitriding after pre-treatment on steel 35CrMoA, the conclusion is drawn that the hardening layer in re-melted zone after laser pre-treatment increase with increasement of laser power.
通过对35CrMoA钢经不同功率激光处理及之后进行气体氮化的研究,得出随激光功率的增加,激光处理重熔区的硬化层深度也增加的结论,同时证实了激光预处理对氮化层组织和性能都有影响,为未来新氮化工艺的研究提供了有效的可供参考的数据。
4)  gas nitridation
气体氮化
1.
This result showed that the fatigue strength of the crankshaft treated with gas nitridation was higher than that of normalized crankshaft by31%;and the fatigue strength of the crankshaft treated with round corner rolling process was higher than that of nor.
对经正火、气体氮化、圆角滚压三种工艺的球墨铸铁曲轴进行弯曲疲劳试验,测出其疲劳极限M-1(50%)分别为1471、1935和3010N·m。
2.
This article introduces and discusses the purification of ordinary nitrogen by coarse titanium powder and its application in gas nitridation technology of titanium surface.
介绍和讨论利用粗颗粒钛粉末净化普通氮气及其在钛表面气体氮化工艺中的应用。
5)  NOX gas analyzer
氮氧化物气体分析仪
1.
An NOX gas analyzer was researched and developed based on the chemiluminescence method.
设计了用于环境空气质量监测系统的、采用化学发光检测法的氮氧化物气体分析仪。
6)  nitrous oxide and nitrogen oxides
气相氮化物
补充资料:氧化性气体
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性质:能支持燃烧或增加与之接触的可燃物质的燃烧速度的气体称氧化性气体。氧和含有大量氧的混合气体可与有机物反应生成热。这种反应可以导致爆炸。用于氧和二氧化氮的气瓶、阀门、减压器和配件等,绝不允许与油、油脂或其他可燃物质接触,否则可引起猛烈爆炸。氧和含氧的混合气可导致钢瓶氧化,从而降低了钢瓶强度,这种钢瓶必须进行定期检验。

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