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复线继电半自动闭塞
| 系统
| 复线继电半自动闭塞 | |
| commun. railw. | multiple-track all-relay semi-automatic block |
| DPA系统 | |
| pest.contr. | DPA System |
| F系统 | |
| rem.sens. | F system |
| PELV系统 | |
| el.mach. | PELV system |
| SELV系统 | |
| el.mach. | SELV system |
| TN 系统 | |
| IT | TN system |
| TN-C 系统 | |
| IT | TN-C system |
| TN-C-S 系统 | |
| IT | TN-C-S system |
| TN-S 系统 | |
| IT | TN-S system |
| 系统 | |
| tech. | system |
| |||
| multiple-track all-relay semi-automatic block | |||
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复线继电半自动闭塞 : 1 phrase in 1 subject |
| Technology | 1 |
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