运用计算机图像处理技术对金相图像进行二值化处理后，采用图像跟踪算法可使单个晶粒面积的精确求取变得十分容易。
After that the computer image processing technology is used to carry on binary processing for metallographic image, tracking arithmetic makes accurate calculation of individual grain area very easy.
本文基于所计算的部分含bbo晶体的硼酸盐体系，研究了相图计算CALPHAD技术在BBO晶体生长过程中的一些应用。
Based on some calculated borate systems involving BBO crystal, the applications of CALPHAD technique in the crystal growth of BBO is presented.
应用推荐