On the base of studying the geological origin, a lateral stress ratio K is also propsed in this paper as a criterion for evaluating the stability of these two zones.

本文在分析地应力的地质成因的基础上，还提出用岩体地应力的侧压比值K作为评价的准则。

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Officials have also said that national origin -- not ethnicity or religion -- is the main criterion used to single out detainees.

CNN: Balancing life and liberty