在当代中国，如何解读“罪刑法定”这一概念具有十分重要的理论意义和实践意义。
In current China, how to interpret the concept "being innocent without falling into the definition of crime" is significant theoretically and practically.
因此，本文对京沪高速铁路列车开行方案的研究具有十分重要的理论意义和实践意义。
Therefore, research on the train running plan of Beijing-Shanghai High Speed Railway is of great theoretical and practical significance.
因而对我国都市群内城际轨道交通系统进行研究，具有十分重要的理论意义和实践意义。
Therefore, it is need to study the inter-city rail system, and has important theoretical and practical significance.
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