numbering plan area
| code
| Numbering Plan Area | |
| telecom. | 编号方案区 |
| numbering plan area | |
| el. | 编号方案区 |
| code | |
| gen. | 为...编码 |
| el. | 规则 |
| hydroel.st. | 编码; 标准 |
| hydroel.st. од. | 法规 |
| met. | 码; 电码; 符号; 标记; 规则 |
| |||
| 北美的长途电话编号方案区 | |||
| |||
| 编号方案区 | |||
| 编号计划区 | |||
| English thesaurus | |||
| |||
| NPA (area code) | |||
| NPA (area code, Telephony) | |||
| NPA | |||
|
numbering plan area : 10 phrases in 5 subjects |
| Business | 1 |
| Electronics | 5 |
| Information technology | 2 |
| Technology | 1 |
| Telecommunications | 1 |