The material showed that rhythm of occurrence of cerebral infarction is conformed with the theory of five elements motion and six kinds of natural factors in《The Yellow Emperors Internal Classic》.

结果发现急性脑梗塞发病具有显著的运气节律（大运、五运及六气节律），并与《黄帝内经》运气七篇内容基本吻合。

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Provides the concept and signification of two - dimensional quality mode and five kinds of quality elements.

介绍了二维质量模式与五类质量要素的概念及其在价值工程中的重大作用。

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Gas, water, fire, dust, coal mine roof five kinds of typical accident fault tree diagram have been given by use of systems analysis from human, machine, environment, and management four elements.

运用系统分析方法从人、机、环境、管理四个要素出发给出瓦斯、水、火、煤尘、顶板五种煤矿典型事故的事故树图。

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