The research method is the questionnaire survey.
本研究采取问卷调查法。
The application of sample survey method in history research is analyzed.
方法:对项目点北碚区进行抽样调查。
Research methods are: (1) Literature Review act (2) the actual survey method (3) summarized method.
研究的方法为:(1)文献综述法(2)实际调查法(3)总结归纳法。
Research methods are: (1) Literature Review act (2) the actual survey method (3) summarized method.
研究的方法为:(1)文献综述法(2)实际调查法(3)总结归纳法。
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