<http://schema.org/description>
"Siemens' Sinumerik 840D is a CNC system designed to increase performance and productivity on the manufacturing floor, particularly in high speed and five-axis aerospace machining, the company says."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mmsonline.com/products/cnc-system-boosts-productivity-for-aerospace-machining>