 |
| |||
| 转播占用时间 | |||
| 保持时间 | |||
| 停顿时间 (水平连铸拉坯的) | |||
| 保留时间 | |||
| 持续时间; 停留时间 | |||
| 维持时间; 吸着时间 | |||
| 占用时间 | |||
| hold time: 31 phrases in 12 subjects |
| Automobiles | 1 |
| Aviation | 1 |
| Chemistry | 1 |
| Communications | 1 |
| Electronics | 12 |
| General | 1 |
| Information technology | 1 |
| Metallurgy | 1 |
| Plastics | 4 |
| Polymers | 1 |
| Space | 2 |
| Technology | 5 |