论文首先对离散型制造企业中大型产品组装这个问题进行了分析，提出了解决问题的实用性和价值性；
First this paper analyzes the product assembling problem for large-scale product in discrete corporation, and then proposes the pressure and practicability of solving this problem.
本文研究所采用的平衡优化技术与方法，对于一般离散型制造企业的装配生产线平衡设计具有理论指导意义和实际参考价值。
The balancing optimization theory and methodology under this study may serve as a valuable reference for the design and optimization of assembly lines in discrete manufacturing enterprises.
离散型制造企业中产品组装的问题是布局和调度相结合在一起的复杂问题，目前国内外学者对其研究较少，要解决这一难题，还需要大量的工作。
Product assembling is a complicate problem combined layout and scheduling, and there are a few scholars study on it. It needs large Numbers of work to solve this difficult problem.
阀门制造企业的生产特点是多品种、中小批量为主的离散型制造。
The productive characteristics of valve manufacturing enterprise are discrete with varieties of products, mid batch production.
其次，重点阐述了离散型生产制造企业ERP四个关键技术难题的设计思想和算法步骤。
Secondly, it focuses on the design of algorithms steps of four key technical problems in the discrete manufacturing enterprise ERP system.
其次，重点阐述了离散型生产制造企业ERP四个关键技术难题的设计思想和算法步骤。
Secondly, it focuses on the design of algorithms steps of four key technical problems in the discrete manufacturing enterprise ERP system.
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