针对矿车用三环链，设计了一种新颖而简单易行的自动弯环机。

Thus, for the mine-used tri-ring chains, the novel and simple auto-bending ring machine have been designed.

youdao

针对矿车用三环链，设计了一种新颖而简单易行的自动弯环机。

Thus, for the mine-used tri-ring chains, the novel and simple auto-bending ring machine have been designed.

youdao