hypoeutectoid

The strain of the proeutectoid ferrite in hypoeutectoid steel drawing was measured and analyzed by quantitative metallography.

采用定金相法分计算了亚共拉拔形中先共铁素体应。

The feasibility of inner crack intercritieal heat treatmemt in hypoeutectoid steel was analysed in detail by metallurgical principle.

用金属学原,分了亚共裂纹亚温愈合处的可行性。