The cooling pipe, using circling cooled water to reduce the heat of hydration in concrete DAMS, is the most efficient method for temperature controlling in concrete DAMS.
在混凝土坝中利用冷却水管中循环冷水来降低混凝土内部水泥的水化热温升，是混凝土坝温度控制的最有效措施。
This paper proposes a method to build the mathematical model of special curve with circling pass point and line partition. The software scheme is also developed in this paper.
提出采用过点作圆法进行线段分割来建立空间列表曲线的数学模型的方法，并给出了软件实现方法。
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