Physical testing and chemical analysis and electropolishing test were made to study the reasons of occurring of surface veins.
对灯罩表面水纹状进行了理化检验和电解抛光试验。
The principle of measurement uncertainty and its applications in physical testing and chemical analysis was introduced in this paper.
介绍了测量不确定度原理及在理化检验中的应用。
The principle of measurement uncertainty and its applications in physical testing and chemical analysis was introduced in this lecture.
介绍了测量不确定度原理及在理化检验中的应用。
应用推荐