บริษัท วาย เอ็น พี เอ็นจิเนียริ่ง จำกัด Hong-sen Yan states that contemporary replicas of Zhang's device have failed to get to the amount of accuracy and sensitivity described in Chinese historic data.[100] Wang Zhenduo offered two different types of your seismoscope dependant on the ancient descriptions of Zhang's machine.[one hundred and https://milobjqvc.livebloggs.com/37727421/fascination-about-เฮง365