private branch exchange | |
avia. | 专用电话交换机 |
IT | 专用交换分机 |
multimed. | 专用小型 交换机 |
space | 用户交换机; 专用交换机 |
tech. | 专用支线交换机; 专用交换 |
tech. од. | 用户小交换机 |
telecom. | 小交换机; 小交换机 |
final selector | |
commun. | 终接器 |
tech. | 终接选择器; 终接器 |
private branch exchange : 55 phrases in 13 subjects |
Architecture | 1 |
Business | 1 |
Construction | 2 |
Data processing | 1 |
Electronics | 16 |
General | 2 |
Hydroelectric power stations | 1 |
Information technology | 7 |
Multimedia | 3 |
Nuclear and fusion power | 1 |
Rail transport | 1 |
Technology | 8 |
Telecommunications | 11 |