英语语法分析

Rapid cooling after nitrocarburizing, martensite structure is obtained at the diffusion layer.

氮碳共渗后快冷，在渗层获得含氮碳的马氏体组织。

This paper deals with the FON process, which is a new non-polluting and high-anticorrosive bath nitrocarburizing complex process.

本文叙述的FON 工艺是一种无污染高耐蚀氮碳共渗复合盐浴新工艺。

Meantime, the compressive stress in inner surface of hollow roller by nitrocarburizing is available for improvement of bend fatigue property.

同时，共渗在空心滚子内表面造成的压应力对改善弯曲疲劳性能有利。