 |
| Chinese | English |
| 保持坡度纵坡 | maintain at grade |
| 保持处于平衡状态 | be in equilibrium |
| 保持吸持，连锁继电器 | stick relay |
| 保持进度 | maintain a schedule |
| 车、船前后保持安全距离陆续行驶通过 | under continuous headways |
|
| Chinese | English |
| 保持坡度纵坡 | maintain at grade |
| 保持处于平衡状态 | be in equilibrium |
| 保持吸持，连锁继电器 | stick relay |
| 保持进度 | maintain a schedule |
| 车、船前后保持安全距离陆续行驶通过 | under continuous headways |