| |||
| 0 字符 | |||
| 空字符一种不包含实际内容,而只用以填充媒体或填充时间的控制字符 | |||
| 零字符; 空字符 | |||
| 空白字符 | |||
|
null character : 4 phrases in 3 subjects |
| Information technology | 1 |
| Project management | 1 |
| Technology | 2 |
| |||
| 0 字符 | |||
| 空字符一种不包含实际内容,而只用以填充媒体或填充时间的控制字符 | |||
| 零字符; 空字符 | |||
| 空白字符 | |||
|
null character : 4 phrases in 3 subjects |
| Information technology | 1 |
| Project management | 1 |
| Technology | 2 |