弹簧碾尖部位组织与弹簧其它部位组织不同，存在淬火屈氏体组织。

The structure of spring tine is not the same with that of any other parts and there is quenching.

youdao

弹簧碾尖部位组织与弹簧其它部位组织不同，存在淬火屈氏体组织。

The structure of spring tine is not the same with that of any other parts and there is quenching.

youdao