氮化物一氧化氮也是温室气体的一种。
气体氮化过程控制系统的设计，提供了全自动的操作。
The gas nitriding process control systems are designed to provide a fully automatic operation.
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。
This article introduces and discusses the purification of ordinary nitrogen by coarse titanium powder and its application in gas nitridation technology of titanium surface.
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