| 1. | A spring attached to each brake shoe returns it also to its original position, free of the brake drum . 附接在各个制动蹄上的弹簧也将制动蹄拉回原位,不与鼓轮接触。 |
| 2. | The improvement of braking drum quality for drawworks 改进钻机绞车刹车鼓质量的方法 |
| 3. | Power transmission engineering ; brake drums , main dimensions 动力传输工程.制动鼓.主要尺寸 |
| 4. | Brake drum inspection hole cover 闸轮检查孔盖 |
| 5. | Bimetallic shoe brake drum 双金属式制动鼓 |
| 6. | Brake drum cutting machine 制动鼓切削机 |
| 7. | Brake drum cooling rib 制动鼓散热肋 |
| 8. | Brake drum dust cover 制动鼓防尘罩 |
| 9. | Brake drum dust shield 闸轮防尘罩 |
| 10. | Power transmission engineering ; brake drums and brake discs ; technical terms of delivery 动力传动设备.制动鼓和制动盘.交付技术条件 |