Structure of the mount model is modified, and stiffness measurement and fatiguedurability test were made to the test piece before and after the modification.
对悬置模型进行结构改进，并对改进前、后的试件进行了刚度测量试验和疲劳寿命试验。
2
Through test analysis of the specimen (B-car), the fatigue damage theory is proven to be useful in the vehicle durability test.
通过对样车(B车)的试验分析，证明疲劳损伤理论在耐久试验中应用是非常有效。
3
The tests for the ductile fracture toughness and the contact fatigue are also carried out for examining serviceability and durability of austenite-bainite ductile cast iron.