| Subject | English | Chinese |
| el. | asymmetrical directional coupler | 单向耦合器 |
| el. | asymmetrical directional coupler | 不对称定向耦合器 |
| mil., air.def. | bi-directional coupler | 双向耦合器 |
| IT | capacitance-loop directional coupler | 电容环定向耦合器 |
| mil., air.def. | coaxial directional coupler | 同轴式定向耦合器 |
| el. | coaxial directional coupler | 同轴定向耦合器 |
| shipb. | coaxial directional coupler | 同轴式定向耦合器 |
| mil., air.def. | directional coupler | 定向方向耦合器 |
| gen. | directional coupler | 方向性锅合器 |
| agric. | directional coupler | 定向分支器 |
| space | directional coupler | 定向耦合器 |
| gen. | directional coupler | 定向精合器 |
| el. | directional coupler modulator | 定向耦合调制器 |
| el. | directional coupler oscillator | 定向耦合器振荡器 |
| el. | directional coupler resonator | 定向耦合谐振器 |
| el. | directional-coupler traveling-wave optical modulator | 定向耦合器行波光调制器 |
| mil., air.def. | directivity of a directional coupler | 定向耦合器方向性 |
| tech. | electronic directional coupler | 电子定向耦合器 |
| telecom. | electro-optic directional coupler | 电光方向耦合器 |
| tech. | electrooptic directional coupler | 电光定向耦合器 |
| tech. | electrooptical directional coupler | 电光定向耦合器 |
| el. | fiber directional coupler | 光纤定向耦合器 |
| mil., air.def. | hole-type directional coupler | 孔型定向耦合器 |
| mil., air.def. | integrated directional coupler | 集成定向耦合器 |
| el. | line directional coupler | 线路定向耦合器 |
| mil., air.def. | multi-hole directional coupler | 多孔定向耦合器 |
| tech. | multihole directional coupler | 多孔定向耦合器 |
| el. | nonlinear directional coupler | 非线性定向耦合器 |
| tech. | non-linear directional coupler | 非线性定向耦合器 |
| tech. | optic directional coupler | 光定向耦合器 |
| tech. | optic directional coupler | 光学定向耦合器 |
| telecom. | optical directional coupler | 光定向耦合器 |
| tech. | optical directional coupler | 光学定向耦合器 |
| el. | optical directional coupler modulator | 光定向耦合调制器 |
| el. | opto-electronic directional coupler | 光电定向耦合器 |
| tech. | optoelectronic directional coupler | 光电定向器 |
| el. | polarization maintaining directional coupler | 偏振保持定向耦合器 |
| el. | polarization preserving fiber directional coupler | 偏振保持光纤定向耦合器 |
| telecom. | polarization splitter directional coupler | 偏振分路定向耦合器 |
| el. | radio frequency directional coupler | 射频定向耦合器 |
| tech. | reverse-coupling directional coupler | 反相激励定向耦合器 |
| tech. | reverse-coupling directional coupler | 反向激励定向耦合器 |
| mil., air.def. | single hole directional coupler | 单孔定向耦合器 |
| el. | single mode fiber directional coupler | 单模光纤定向耦合器 |
| el. | single mode fiber optical directional coupler | 单模光纤光定向耦合器 |
| tech. | single-hole directional coupler | 单孔定向耦合器 |
| mil., air.def. | slotted directional coupler | 裂缝定向耦合器 |
| mil., air.def. | stripline directional coupler | 微带线定向耦合器 |
| el. | surface acoustic wave-driven directional coupler | 声表面波激励定向耦合器 |
| tech. | two-hole directional coupler | 双孔定向耦合器 |
| shipb. | wave guide directional coupler | 波导型定向耦合器 |
| shipb. | wave guide directional coupler | 波导式定向耦合器 |
| el. | waveguide directional coupler | 波导定向耦合器 |
| tech. | waveguide directional coupler | 波导型定向耦合器 |
| el. | wideband directional coupler | 宽带定向耦合器 |
