fault lines

同根派生

Another reality: fault lines exist too.
种族之间存在裂痕，这也是事实。
Many methods of fault line selection have been excogitated.
国内外已经研究出许多选线技术，以基频或谐波零序电流电压为特征的选线方法，受线路参数、过渡电阻和消弧线圈等因素的影响效果并不理想。
Often, it is easier to test each component along a fault line in isolation.
沿着故障线路隔离测试每个组件通常更容易。
Fault lines will always be there whether between the different races or within a race.
无论是种族之间，或是在种族内部，裂痕总是存在的。
But old fault lines divide communities, while political forces are failing to impose order, Ahmed said.
艾哈迈德说：但是，旧的断层线分类了人群，而政治力量未能形成秩序。