digital pre-assembly meaning in Chinese

数字预装配

11 ) for the first time , the digital pre - assembly ( dpa ) had been introduced into the test design stage of aircraft strength testing . combine with the techniques of 3d modeling and complex sense visualization , accomplished the test equipment and test spectrum modeling , digital pre - assembly of test plan , and completed test simulation primitively
刀首次将数字化预装配（ doptalpre assembly ， dm ）技术引入飞机强度试验的试验设计阶段，结合三维造型和复杂场景显示技术完成了试验设备、试验件的造型和试验方案的数字化安装，初步实现了试验的模拟。