本文利用模糊数学和灰色系统理论，对建筑工程造价估测系统进行了研究，并在此基础上，研制成实用软件。
In this paper, the cost estimate system of constructional engineering has been studied based on the theory of Fuzzy Mathematics and Grey system, and a practical computer software has been worked out.
以承包商现金流预测为基础，分析了与工程项目现金流预测相关的各种因素，提出了适用于承包商和项目业主的现金流预测数学模型。
The factors related to contractor cash flow forecasting are analyzed and a cash flow forecasting model is presented which is suitable for both contractors and owners.
又因为对于它的研究要涉及到较多的近代数学知识，因而成为工程科学和基础科学共同关心的课题。
Because it relates to the morden mathematical knowledge, it is concerned by the engineering science and foundation science.
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