nitrogenation
美
英 
例句
3 the screws and bushes are subjected to nitrogenation treatment to get enough strength and wear-resistance.
螺桿和襯套均經過氮化處理,具有足夠的強度和耐磨性。
Localization of Salt Bath Nitrogenation Technology
鹽浴氮化技術國產化
Process Practice of Soft Nitrogenation for Extrusion Mould
擠壓模具軟氮化工藝實踐