... dustproof and pollution defending design grestly improves the machine stability. 2) Adopting unique optics structure of ... jade, paper, marble,granite,anode oxidize aluminum, rubber, fiber glasses ,plastic, printting rubbeplank, double color board, synthesize ... controlling,no segment and adjusting by softwareLaser tube cooling modeCirculating-water-coolingMachine control and driveSpeedy DSP controlling ...