quinta-feira, 13 de dezembro de 2012

Coleção Baú do professor - vol. 3


































































































































































































































































2 comentários:

  1. Wire EDM permits for close to 90-degree corners and applies very little pressure on the fabric. The electrode and workpiece are related to an appropriate energy electrical testers provide, which generates an electrical potential between the two elements. As the electrode approaches the workpiece, dielectric breakdown happens in the fluid forming a plasma channel and small spark jumps. It is usually used through the fabrication or manufacture of elements for machinery and other units. Waterjet is the popular technique when the supplies being reduce are sensitive to the excessive temperatures generated by other strategies.

    ResponderExcluir