我国鲜鸡蛋出口的周期性波动特征及影响因素分析——基于H-P滤波模型
아국선계단출구적주기성파동특정급영향인소분석——기우H-P려파모형
Analysis of the Fluctuation Characteristics of China's Export of Hen Eggs in Shell and Its Impact Factors Based on H-P Filtering Model
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