Some physical factors such as the macerals, the type, size and distribution of mineral matters and the microcosmic tectonics are very important for HGI.

煤的显微组分、矿物质类型、颗粒大小和分布以及煤种的显微构造等物理参数是决定煤可磨性能的重要因素。

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In this paper the parameter and some physical factors, which reflect the intensity change of tropical cyclone, are derived from dynamical and thermodynamics equations.

本文从动力-热力学方程出发。得到反映热带气旋强度变化的参数和几个物理因子。

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What are some factors holding people back from physical fitness?

有哪些因素妨碍着人们的身体健康？

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In addition, as far as the prenatal environment per hormonal influences, there is some evidence that sexual, physical or verbal abuse could be factors rising to the level of stress that might alter the hormonal prenatal environment, leading to problems in neurodevelopment.

FORBES: Abuse Of Mom In Childhood And Autism Risk