提出一种可在轨调节航天轴承预紧力的方法，可同时满足发射时高预紧力和在轨工作时低预紧力的要求，可有效提高轴承在轨工作寿命。

This paper describes a way to modify bearing preload in - orbit, which can provided hard preload for launch and soft preload in flight to achieve long lifetime of rolling bearing.

youdao

提出一种可在轨调节航天轴承预紧力的方法，可同时满足发射时高预紧力和在轨工作时低预紧力的要求，可有效提高轴承在轨工作寿命。

This paper describes a way to modify bearing preload in - orbit, which can provided hard preload for launch and soft preload in flight to achieve long lifetime of rolling bearing.

youdao