Relation between the equivalent mass factor of structure and periods of structures on different sites.

结构等效质量系数与场地和结构周期的关系。

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The experimental study of added mass factor and viscous damping factor for cantilever tube confined in water by concentric tube was conducted in order to verify the result of theoretical analysis.

为了验证理论分析结果，对悬臂管在同心套管包围的水中的附加质量系数和粘滞阻尼进行了实验研究。

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The decrement of higher modal response of the rotor system is lost when damper mass-factor exceeds a limiting range.

当质量参数超出某有效区间时，系统将失去对高阶模态响应的衰减作用。

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Our study indicates that one explanatory factor was whether a country undertook mass privatisation.

ECONOMIST: The British army

It may be that genetic mutations can accumulate without actually leading to a disorder, until, perhaps, they are triggered by an environmental factor or pile up enough to reach a critical mass.

FORBES: Across Generations: Older Fathers May Transmit Autism Risk To Their Grandkids

Differences in gender, body mass index or whether a person was living alone did not affect the risk factor, they said.

BBC: Fridges 'can indicate illness risk'