![]() |
警告和警报 | |
avia. | caution and warning |
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 |
| |||
caution and warning |
警告和警报: 19 phrases in 4 subjects |
Air defense | 1 |
Aviation | 16 |
Space | 1 |
United States | 1 |