而辊系优化推理部分以降低精轧机重量和减少造价为目的，采用约束坐标轮换法对辊系和机架参数进行优化推理，进一步提高设计精度。
To reduce the weight and cost of finishing mill to the minimum, optimum design computes the important parameters with constrained cyclic coordinate method, and precision is improved further.
改善发电机结构，提高加工精度，从设计上减少发电机所产生的电磁及风扇噪音。
Reform the structure of generator set, enhance machining accuracy, reduce noise made by electromagnetism and fans from design.
机床结构动态优化设计是提高机床加工精度的关键。
Dynamic optimization design is the key to improve the machining precision of machine tools.
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