... Laache sign 释义:拉赫征(恶性贫血时红细胞数减少、但色素指数上升) ascensus 释义:上升 ascendant 释义:上升的,优势,祖先 ...
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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。
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