A mathematics model which deals with 54 variables and 43 constraint conditions is proposed to optimize the product structure by using linear programming theory.
本文运用线性规划理论，建立了一个包括54个变量(产品)，43个约束条件产品结构优化数学模型。
It bring forward a series of optimize index from product structure optimize, industry organization structure optimize, industry region structure optimize and industry structure.
从产品结构优化、产业组织结构优化、产业区域结构优化和产业结构优化四个方面提出了一系列的优化指标。
Last, at the perspectives of deduct cost, improve procurement and supply effects, the importance of optimize specification and implementation route to improve product cost structure.
随后，从降低成本、改善采购与供应效果的角度，探讨规格优化的重要性和实施途径，从根本上优化产品的成本结构。
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