The effect of rate of change for semimajor axis and inclination perturbation and drift of semimajor axis and inclination on the ground-track drift was analyzed.

分析了半长轴和倾角摄动变化率，以及初始半长轴和倾角偏置量对地面轨迹漂移的影响。

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Correction for drift caused by the adoption of rifling in big guns was approximated by inclination of the rear sight bracket.

并且靠稍微偏移后瞄准座来修正大型火炮因膛线所带来的偏流。

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Many market participants agree that the long term inclination for stocks is to drift higher.

FORBES: Hope Withers for February Market Breakout