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.
In the production of die forgings, such as ingots or steel residual shrinkage, air bubbles, loose, inclusion, etc., may lead to forging cracking; And even if only the raw material surface scratch, scarring, folding, cracking, will also bring defects…
We all know that there are forging and casting parts of the scraper accessories, so why are we recommended in the choice of scraper accessories, choose forging scraper accessories? And its price is also higher than the scraper parts casting, Henan Shuangzhi…
The central trough used in mine is an important bearing part of the scraper conveyer to transport coal and materials. Coal and materials will act on the central trough to different degrees in the process of transport. Under the long running state, the…
The blind shaft is the same as the sprocket assembly, which can be simply divided into the blind shaft of the scraper and the blind shaft of the transfer machine. The transmission part is composed of the sprocket wheel of the scraper/transfer machine,…
On the working face of fully mechanized coal mining, the trough crusher is used with the transfer machine, and the high speed rotating hammer head is used to impact and crush the large raw coal, so as to crush it into the required grain size. Hammer…
