Discuss the beautiful innate character characteristic of science.

论述科学美的本质特征.

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This paper analyses the innate character of the environmental cost of the coal - mining enterprise.

本论文分析具有煤炭企业特点的环境成本的本质内涵、环境成本的确认和控制方面的理论、方法.

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The innate character of the petroleum safety is a contradiction between supply and demand.

石油安全的本质是供求矛盾,合理的石油价格和稳定的石油供应是石油安全的核心问题.

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