磷化
基于1个网页-相关网页
cold parkerizing process 冷磷化
parkerizing process wastewater 磷化废水
·2,447,543篇论文数据，部分数据来源于NoteExpress
A novel process of ambient temperature parkerizing and blackening for ferrous metals was studied, as also the effect of factors on the finishing quality.
提出了一种新型黑色金属常温磷化发黑工艺，研究了影响膜层质量的各种因素。
youdao
应用推荐
模块上移
模块下移
不移动