Sliding rheostat physics teaching equipment consists of main components such as wire-wound porcelain tube, sliding head, sliding rod, bracket, terminal and so on.
GES is a freight company specializing in air and land transportation. As of 2018, China Eastern Airlines has established air transport business with 35 overseas airlines, including Shanghai-Nanjing, Ningbo, Hangzhou, Suzhou, Wuhan, Qingdao, Fuzhou, Guangz
The related Metal forging is a processing method for applying a pressure to a metal blank by using a Metal forging machine to cause plastic deformation to obtain a Metal forging having a certain mechanical property, a certain shape and a size.