bet365 ohio promo code and fortification，Introduced to China almost at the same time，The effect is quite different。bet365 ohio promo code played an extremely important role in the wars of Ming and Qing Dynasties，In comparison，Western fortification techniques rarely found practical application in the late Ming Dynasty，Little impact on the battle situation。Different from the situation in Europe，bet365 ohio promo code is mainly a city defense weapon in the Ming army。The need to transform fortifications，Mainly due to enhancing the effectiveness of city defense artillery，Instead of resisting shelling。At the end of the Ming Dynasty, only a few local gentry with a Western learning background tried to practice Western methods for city building，Still in the experimental initial stage。for example，The fifteenth year of Chongzhen (1642)，Maweicheng, a prominent family member in Xiong County, was hired as governor，Successively became the city of Sizhou、Building an acute-angle gun platform in Yangzhou Fucheng。Follow this trend，The Ming Dynasty may have more strategic places to renovate cities，Adopt the defense system of bet365 ohio promo code and bastion。However，The rapid defeat of the Ming Dynasty，Ended the possibility of promoting new fortifications，Western fortification methods also lost the opportunity to fully prove their effectiveness in actual combat。(Zheng Cheng Source: "Research on the History of Natural Sciences" 2011 Issue 2Mo Bin/pick)