本文采用了三种研究方法：理论演绎、实践总结与实证分析。
Three methods are used in this study: method of induction, deduction and demonstration.
经济学方法的出路应该是归纳和演绎，证实和证伪，逻辑与历史，实证与规范的辩证统一。
The scientific methodology of the economics should be dialectical union of induction and deduction, verification and falsification, logic and history, positivism and norm.
以往的体育课堂教学评价的研究偏重于理论演绎，而忽视实证研究。
Research method about evaluation of PE in the past paid attention to theory deduction, but ignored practical research.
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