The paper elaborates on the relations between the revolve of Javelin and pressure resistance, deflection force, ascensus force as well as stability.
运用空气动力学原理，对标枪的纵轴旋转与压强阻力、偏向力、上升力及稳定性的关系进行分析研究，以更好地指导运动训练的实践。
The basic fuzzy relations among fuzzy external load, fuzzy internal force and fuzzy deflection are derived when thin, long and straight beams are bent in vertical direction.
导出了细长直梁横向弯曲时模糊外载、模糊内力和模糊挠度之间的基本模糊关系。
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