[1] Proton velocity data from identical plasma instruments on board NASA's two Stereo spacecraft are used to investigate the correlation length of large-scale radial velocity fluctuations in the solar wind in the direction tangent to the Earth's orbit. The data cover the period from February ...
一定的润滑性能.质量损失 结果比较发现具有较长支链的MACs润滑剂耐原子氧侵蚀性能较强,表明设计调控适当的支链长度是改善MACs 耐原子氧性能的一条可能途径. 关键词:空间润滑;低轨道;原子氧;多烷基环戊烷;摩擦学性能 中图分类号:TB666 文献标志码:A 文章编号:1004—0595(2012)05—0428—07 EfectsofLowEarthOrbit...