小齿轮轴运行多孔青铜轴承衬套。
分析了航空发动机附件机匣轴承衬套采用松螺纹固定的结构在高温时失效的原因。
Failure of bearing bush fixture is investigated in accessory gearbox of aeroengine. An improved fixing stud with interference is used to fix the bearing bush.
论述了发动机轴承衬套油线拉制工具的设计及其结构，介绍了油线拉制的方法，并提出了有关注意事项。
The design and structure of the drawing tool for the engine bearing sleeve inside channel is discussed, the drawing technique introduced and the related points put forward.
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