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.
As an important part of conveying coal, scraper conveyer directly affects the safety and economic benefit of coal production. In order to promote the safety of coal mine production and increase the production efficiency of coal mine, the forging scraper…
Sprocket in daily life can be seen everywhere, all kinds, different specifications, and today Henan Shuangzhi machine small make up to talk with you is the coal mine used sprocket - scraper conveyor sprocket components. Of scraper conveyor sprocket component…
In the whole sprocket shaft set of scraper conveyor, sprocket shaft plays a crucial role, sprocket shaft drives sprocket operation for conveying work, how to process the sprocket shaft scraper must know these points. Scraper conveyor in the coal mining…
The gear rail is located above the central trough of the scraper conveyor, and the planet wheel of the shearer drives the shearer to walk on the pin rail through meshing with the tooth surface of the gear rail. Therefore, the design requirements of the…
The gear track is an indispensable important part in the supporting production of three fully mechanized coal mining. The gear rail is placed on the gear rail seat, which is the walking track of the shearer. The gear track seat is welded on the middle…
