边缘断层，沉降区周围发育的正断层。
意大利地处两条断层线边缘，曾经遭强烈地震袭击过，并且主要是该国的南部。
Italy lies on two fault lines and has been hit by powerful earthquakes in the past, mainly in the south of the country.
日本大地震及海啸提醒世界重新认识现代都市在天灾前的抵抗力，尤其那些处于断层线边缘的高危区域。
The earthquake and tsunami that struck Japan is a reminder of natural disasters hitting populated cities - especially those in high-risk areas along major fault lines.
介绍了在工业计算机断层扫描成像(ICT)中探测工件断面内边缘的小分析波方法。
The wavelet analysis method, used in ICT to detect edges within a cross section is introduced.
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