This paper introduced present condition of production sewage softening technology at home and abroad, several ordinary softening mechanism and its application.
介绍了当前国内外采油污水软化技术的研究现状，及几种常用的软化技术的软化机理及其应用。
This paper introduces the method to treat the tap of small specifiations using the softening technology and the way to reduce the roughness of the surface to avoid cracks when punching.
介绍了小规格丝锥毛坯，采用软化处理工艺与降低待冲挤面表面粗糙度的方法，来防止冲方时容易产生裂纹的措施。
This paper studies the theory and technology of bending cubic wood and some method of softening.
本文从方材弯曲的原理出发，分析了弯曲技术及木材软化处理的一些方法。
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