Competitive swimming is based on the interaction between the body and water. Swimmers can move forward in water by the propulsive force from the interaction.
竞技游泳是一种凭借运动员自身肢体动作和水的相互作用产生推进力,从而使运动员在水上漂浮并前进的一种竞技体育项目。
参考来源 - 爬泳S型划手划迹范围内流场与涡旋的可视化研究In the fifth chapter of the thesis, the influencing factor to propulsive force that imitates fish-tail. And the corresponding formula of propulsor was detrude from flexible and rigid model of imitates fish-tail using the dimensional analysis and the analogous theory.
在本文的第五章我们对仿生鱼尾推进力的影响因素进行了分析,并利用量纲分析和相似性原理对仿生鱼尾的柔性模型和刚性模型推导出了相应的推进力近似计算公式,该计算模型对于进一步研究将船模实验数据换算到实型设计中去奠定了理论基础,并指出了船模实验的思路和方法。
参考来源 - 仿生鱼尾推进船模研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The combustion chamber pressure and propulsive force were tested.
该项研究主要测量了发动机的推力和燃烧室压力。
Interest in jet propulsive force was now growing at the Air Ministry.
航空部对喷气推进的兴趣正在增加。
The construction of Pipe Jacking is beset with difficulty due to the large propulsive force for several years.
大口径长距离顶管施工顶进推力过大是困扰顶管施工多年的技术难题。
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