optimization set最优对集optimizationn.优化；最佳化optimization of industrial structure产业结构优化optimization of processing parameter工艺参数优化optimization of irregular LDPC codes码结构优化optimization of technical conditions工艺条件优化optimization of invariant operations不变运算优化optimization-based unit commitment机组优化组合optimization of distribution network配送网络优化optimization of amplification system扩增体系优化optimization of operation parameters工艺条件Optimization of beneficiation process选矿工艺优化