电子邮政 | |
gen. | telecopy |
avia. | electronic mail |
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-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 |
| |||
electronic mail | |||
electronic maildrop | |||
| |||
telecopy |
电子邮政 : 9 phrases in 5 subjects |
Data processing | 3 |
Economy | 1 |
Electronics | 1 |
Information technology | 2 |
Telecommunications | 2 |