introduction In the processing of grain and oil machinery, there are many parts with a length to ......
At the 40th Tokyo Motor Show (open from October 27 to November 11, 2007, the Yamada Works is open ......
Abstract : This paper discusses the characteristics of laser welding process, the application and r......
With the improvement of people's living standards and energy consumption, the energy-powered sys......
Recently, Daqing Oilfield Gas Production Branch built a thermal insulation shed in the construction......
A forging machine is used to apply pressure to a metal blank to cause plastic deformation to obtain ......
In 2011, the alloying element was copper. It was a free-cutting alloy containing trace amounts of ......
The internal chip removal deep hole drill is divided into single-edge inner chip removal and multi-......
ã€Abstract】The submersible pump for wells is the main equipment for pumping groundwater......
Silicon fertilizer is a new type of fertilizer developed in recent years. The scientific and ra......
IonBond, a supplier of metal vapor deposition (superhard coating) solutions, will start productio......
Due to the complexity of the pesticide brand, many farmers have no choice, how to judge the tru......