小偏心
The present-day eccentricity of the orbit is small.
目前,轨道的偏心率不大.
The results show that the plastic extension would not occur in tensile region until eccentricity is large and slenderness ratio is small.
研究结果表明:除相对偏心率很大及长细比很小的情况外,工字形截面偏心压杆受拉翼缘不会进入塑性状态;
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