求翻译：在此基础上，进行混合设备关键结构参数的优化设计研究，以为干混砂浆混合设备的改进和新型产品的研发提供理论依据和技术指导。是什么意思？

On this basis, the key structural parameters of the mixing device optimization studies that dry mortar mixing equipment improvements and new product development and provide a theoretical basis and technical guidance.

On this basis, a mix of equipment critical structural parameter optimization and design research and think that dry mixed mortar mixing equipment improvement and new product research and development provide a theoretical basis and technical guidance.

In this foundation, carries on the mixing device essential design parameter the optimized design research, thought mixes the mortar mixing device dryly the improvement and the new product research and development provides the theory basis and the technical guidance.

On this basis, key study on optimum design of structure parameters of mixing equipment, improvement of dry-mixed mortar mixing equipment and new product research and development to provide the theoretical foundation and technical guidance.

On this basis, the key structural parameters of the mixing device optimization studies that dry mortar mixing equipment improvements and new product development and provide a theoretical basis and technical guidance.