我们要采购制动鼓，制动盘，螺栓，螺帽，自动调节疲弱，坚果和螺栓。

We want to buy Brake Drums, Brake Discs, Bolts, Nuts, Automatic Slack Adjusters Nuts and Bolts.

youdao

我们要采购制动鼓，制动盘，螺栓，螺帽，自动调节疲弱，坚果和螺栓。

We want to buy Brake Drums, Brake Discs, Bolts, Nuts, Automatic Slack Adjusters Nuts and Bolts.

youdao