El trueque es el presente y el futuro del comercio internacional, especialmente para las personas que se inician en el negocio de importación y exportación. El trueque y más, operaciones triangulares.
La segmentación perfecta para sus propuestas de negocio, Sus lugares de destino, además de su clase de clientes objetivo, además de sus artículos y categorías.
Scraper accessories sprocket assembly is mainly used to reduce the torque of the motor through the reducer, through the connection of the sprocket assembly, by it traction scraper chain movement, coal out of the working face. Due to the harsh downhole…
In the whole forming process of shaft forgings, only by applying the new forging technology theory and technical optimization and combination, can the deformation mechanism of each stage get the best coordination. The gist of it is: At each moment of…
The crusher is used to crush the bulk coal and a small amount of gangue output from the coal face in the coal conveying link of the downhole of the fully mechanized coal mining. The crushing shaft assembly is the main component of the crushing material.…
The pin shaft of hydraulic support refers to the pin shaft used to connect structural parts and hydraulic components. The pin shaft of hydraulic support is used as a shaft. One end is equipped with a side guard and the other end is equipped with a flat…
Shaft forgings occupy an important position in forgings and are widely used in mining machinery, petroleum machinery, chemical machinery, etc. Shaft forgings are often used as the basic parts of equipment and the core parts of mechanical equipment, which…
