In the regionofinitiation of hydrogen-induced disbonding, there are abrupt changes in the distribution of carbon and alloy elements.
在氯致剥离裂纹产生的区域，碳和合金元素分布发生突变。
2
The variation of mean CT values in small statistic region is more sensitive to the initiationof crack.
小统计区域平均CT数变化则对裂纹萌生更敏感。
3
Methods:One of the three internal translation initiationregion(TIR) was chemically synthesized and cloned into the report plasmid, and the expression of the report gene was studied.