Therefore, the study on the effectiveness of these present bilingual teacher training approaches has important value of theory and practice to bilingual teaching experiment.
因而研究现有的这些双语师资培训途径的有效性，对于双语教学实验具有重要的理论和实践价值。
The chapter II analyzed the legal value of public surveillance after theory of intention and effectiveness had been researched.
第二章从刑罚的目的和效益理论出发分析了管制刑所具有的刑罚价值。
Finally, the paper gives a theoretical framework and process description of how to evaluate the effectiveness of enterprise competitive intelligence system based on the theory of value analysis.
最后，提出基于价值分析理论的竞争情报系统效用评估的理论框架和操作流程。
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