centralization of hydrocarbons

例句：

1. 1. Centralization is a process where power is concentrated in the hands of a few individuals or institutions.
   中央集权是一种权力集中在少数个体或机构手中的过程。
2. 2. The government's centralization of resources has led to increased efficiency and productivity.
   政府的资源集中化导致了效率和生产力的提高。
3. 3. The centralization of power has been a topic of debate among political analysts.
   权力的集中化一直是政治分析家们争论的话题。