1. The paper brings forward a ternary group of time, which unionizes the description of time and time strap. Then, the paper brings forward a method of building model by train conflicting set builds a general model and amends the model in size, objective and restriction.
然后，针对两个协同处理问题，提出了基于列车作业冲突集的车站作业计划协同编制模型的构建方法，并根据问题特点，从问题规模、目标函数和约束条件等几个方面对模型进行了进一步的修正。
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2. This paper establishes a new valuating mode, unionizes price according to the competition of market and corporation according to the traditional quoting valuating mode.
跳出传统的定额计价模式，建立一种全新的计价模式，依靠市场和企业的实力通过竞争形成价格，使业主通过企业报价可直观的了解项目造价。