采用电子束直写、步进制模、压印翻制的压印模具生产工艺，其模具的制造是目前面临的难点。
The mold manufacturing is the key part in imprint lithography process, which includes electron beam direct writing, stepping molding, and the conversion from small mold to big mold.
在带有拉深工步的级进模设计中，用数值模拟技术对其拉深工步进行工艺分析是非常重要的。
Processing analysis by numerical simulation(NS) of deep drawing step in progressive die(DDSPD) quickly and accurately was very important.
超磁致伸缩微位移致动器和步进电机相结合实现进给和压力施加， 完成。电热棒通电加热凹模，并由温控组件保持凹模的恒温。
The warm extruding apparatus includes a heating laser system, an extruding mold, a pressure applying mechanism, a feeding mechanism, a 3D precise worktable, a support and a control system.
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