求翻译：协助技术部人员制定旋挖钻机变幅机构零部件的设计改良方案，使用二维CAD、三维CAD计算机辅助设计，用ANSYS分析强度，优化设计。是什么意思？

Assist the technical personnel of the Department in the development of rotary drilling rig design of the luffing mechanism parts improvement program using two-dimensional cad in 3D cad computer aided design, strength analysis with ansys optimization design.

Assist Technology Department staff to develop swing drill rig changes in digging the parts of the body design improvement programs, using a 2d, 3D CAD CAD computer-aided design and analysis with ANSYS strength, optimized design.

The assistance technical department personnel formulate turn on lathe dig the drilling machine amplitude organization spare part the design improvement plan, use two-dimensional CAD, the three dimensional CAD computer-aided design, analyzes the intensity with ANSYS, the optimized design.

Assist technical personnel of the Department in the development of improved design of luffing mechanism of Rotary drilling rig parts programme, using three-dimensional CAD two-dimensional CAD, computer-aided design, using ANSYS analysis of strength, optimize the design.

正在翻译，请等待...