提出一种子结构广义模态综合法运用于自行火炮动力学分析。

This paper presents a substructure generalized mode synthesis method applied to the gun dynamic analysis.

履带销是自行火炮推进装置中重要的传力元件。

The track pin is an important component for transferring load in the propulsion device of a self-propelled gun.

对于结构复杂的自行火炮变速箱，其故障模式具有不可预知性。

The fault mode cant be foreseen for SP gun gearbox of complex structure.