n. flattening
本文还考虑了星系内禀扁度对场星系旋转矢量分布的影响。
The influence on the spin vector distributions by the intrinsic flatness of disk galaxies is taken into account.
提出了控制合金成分、提高金属纯洁度的方法，重点提出了解决扁铸锭裂纹的措施。
The methods about controlling alloy components and increasing melt purity were presented. The methods of preventing casting crack were presented.
分析了导轨表面粗糙度、导轮偏心和扁疤等激励对电梯高频振动的影响。
The influences of excitation mechanisms such as rail surface roughness, roller eccentricity and roller flat on the high frequency vibration were investigated.
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