We can find each reinforcement phase in the matrix is more uniform dispersion by Metallographic photos when the content of TiB2 is lower.
通过金相照片可见在二硼化钛含量较低时，各增强相在基体中分散较均匀。
2
The advance of metallographic technique and its significance in the study of phase transformation is generally described.
概述金相技术的进展及其对相变研究的重要意义。
3
In this paper, the strengthening mechanism of TZM alloy was investigated. The alloy was processed, heat treated and examined by metallographic observations, phase analysis and electron probe.