The application of lasers for print plate fabrication plays an increasingly important role in preprinting area . the process principle of laser engraving technology in gravure was discussed 摘要作为一种高能量,高性能的记录工具,激光已经在凹印制版领域发挥着日益重要的作用。主要对激光雕刻凹版制版技术的原理及其工艺进行了研究。