 |
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| handshaking signal | |||
| acknowledge signal | |||
| acknowledgement signal; decision signal | |||
| Quittungssignal: 1 短语, 1 学科 |
| Радиоактивное излучение | 1 |
|
| |||
| handshaking signal | |||
| acknowledge signal | |||
| acknowledgement signal; decision signal | |||
| Quittungssignal: 1 短语, 1 学科 |
| Радиоактивное излучение | 1 |