The fatigue life of the creeper tread is lacking in the maintenance support system of the self-propelled gun.
履带板的疲劳寿命是自行火炮维修保障体系中急缺的指标。
It is very difficult to predict the fatigue life of the creeper tread because both testing load history and fixing on load locations are not easy to realize.
由于履带板的载荷历程难以测试和载荷作用部位难以确定，疲劳寿命预测很难进行。
It is very difficult to predict the fatigue life of the creeper tread because both testing load history and fixing on load locations are not easy to realize.
由于履带板的载荷历程难以测试和载荷作用部位难以确定，疲劳寿命预测很难进行。
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