| Thematik | Englisch | Chinesisch |
| Geophys. | pulse code modulation-frequency shift keying | 脉冲码调制一频移键控 |
| el. | pulse code modulation-frequency shift keying | 脉码调制-移频键控 |
| el. | pulse code modulation/frequency shift keying/amplitude modulation | 脉码调制/移频键控/幅度调制 |
| el. | pulse code modulation/frequency shift keying/frequency modulation | 脉码调制/移频键控/频率调制 |
