The results indicate that sulfur content has marked influence on the crack initiationenergy.
研究发现，硫含量对裂纹塑性形核功的影响最显著。
2
The results showed the improvement on the impact strength was owing to the increase of the crack initiationenergy;
结果表明，共混物冲击强度的改善主要是由于其裂纹引发能的提高；
3
The presence of grain boundary allotriomorphic ferrite can increase the compatible deformation capability of duplex microstructure, improve the crack initiationenergy under impact loading;