Study of the acculturation strategies of kaifeng jews during the ming and qing dynasties 并列题名：Study of the acculturation strategies of kaifeng jews during the ming and qing dynasties a study on the legal system of foreign trade during the ming and qing dynasties Study on the development of Zhongyuan towns during the Ming and Qing Dynasties a study on the temples of Three teachings in Zezhou during the Ming and Qing dynasties Study on the district magistrates and local society of Jiangnan during the Ming and Qing Dynasties Study on the induction thought of Confucianism in Song and Ming dynasties Study on the satirical fiction in the Ming and Qing dynasties study on the construction of urban water system and human settlements of Xi'an during the Ming and Qing Dynasties Study of ecological environment during the Qin and Han dynasties