成组作业优化调度问题中的作业根据其加工特点要求可分成若干作业类。

In the grouping jobs scheduling optimal problem, jobs are divided into several job classes according to their processing characters.

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其次，建立了成组气田开发大系统一体化模型与优化模型，将地下资源、地面资产规模、技术条件、市场需求紧密地联系起来。

Second, large-scale system model in one and optimum model has also been established on the basis of rescues, investment, technique and demand.

youdao

其次，建立了成组气田开发大系统一体化模型与优化模型，将地下资源、地面资产规模、技术条件、市场需求紧密地联系起来。

Second, large-scale system model in one and optimum model has also been established on the basis of rescues, investment, technique and demand.

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