The microstructural transformation could be divided into three phases.

微观结构的转变可分为三个阶段。

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Side Channel Attacks could be divided into three branches: time analysis, power analysis and fault analysis.

旁道攻击分为三类：时间分析，功耗分析和故障分析。

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In Tang Dynasty, the relationship between monarchical power and the royals status could be divided into three phases.

唐代君权与皇族地位的关系演变大体上可以分为三个阶段。

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Endeavour's three-day piggyback flight was divided into three legs that could be described as scenic routes to showcase the shuttle to the public from coast to coast.

CNN: Space shuttle Endeavour's final touchdown