| 1. | Coupler connection contour for locomotives and cars
机车车辆自动车钩连接轮廓 |
| 2. | Improving reliability of coupler draft gears
提高车钩缓冲装置的可靠性 |
| 3. | Upper coupler kingpin - commercial trailers and semitrailers
商用挂车和半挂车的上部车钩主销 |
| 4. | Verification regulation of coupler gauge no 13 used for depet repair
13号车钩段修样板检定规程 |
| 5. | Coupler gauge no . 13 used for department repair
13号车钩段修样板 |
| 6. | Fracture analysis of locomotive coupler
机车车钩断裂分析 |
| 7. | Assembling specifications of couplers and draft gears for railway car
铁道车辆车钩缓冲装置组装技术条件 |
| 8. | Purchase and acceptance of couplers and coupler yokes for freight service
货车车钩钩尾框采购和验收技术条件 |
| 9. | Bottom operation uncoupling lever
下开式车钩提杆 |
| 10. | Metal magnetic memory testing research of the wheels of railbound vehicles
磁记忆在机车铸钢车钩无损检测中的应用 |
