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.
Coupling, commonly known as the wheel, is used to connect the drive shaft and driven shaft in different mechanisms to make them rotate together to transfer torque transmission components. It is used between motor and reducer on scraper. The coupling…
Scraper conveyor is one of the main equipment for transporting coal of fully mechanized working face, and scraper conveyor central slot blowing machine airframe components and material carrying institutions, so central scraping machine slot also important…
Hydraulic support is the support equipment above the working face in coal mine production. It has a lot of fittings, such as hydraulic support connecting head, cylinder jack, top beam, bottom beam, etc. The connecting head of hydraulic support is also…
The gear coupling is the main transfer part between the reducer and the sprocket assembly, which is used to transfer the torque of the reducer output shaft to the sprocket assembly. Its structure is composed of spline sleeve, internal gear, screw, washer,…