Due to the dragging force, trajectories of spacecraft circling planetoid can departure from the standard taper curve orbit which is obtained by the two-body hypothesis.
绕小行星运行的航天器由于受到摄动力的影响，运行轨迹会偏离二体假设下的圆锥曲线轨道。
NKE Taper Roller Bearings are produced in normal tolerance class (PN) as standard.
NKE的生产圆锥滚子轴承在正常公差等级(PN)作为标准。
NKE - Taper Roller Bearings are fitted with pressed steel cages as standard.
NKE -圆锥滚子轴承装置作为标准冲压钢笼。
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