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- Audio directional loudspeaker is a novel loudspeaker which can generate an audio signal with high directivity by utilizing the parametric array principle. 摘要声频定向扬声器是利用参量阵原理，产生高指向性声频信号的新一代扬声器。
- Progress on Audio Directional Loudspeaker Research 声频定向扬声器的研究进展
- audio directional loudspeaker 声频定向扬声器
- Research on the Directivity of the Audio Directional Transducer Array of Audio Beam Loudspeaker 声束扬声器的声频定向换能器阵列指向性研究
- 2.Audio directional loudspeaker is a novel loudspeaker which can generate an audio signal with high directivity by utilizing the parametric array principle. 摘要声频定向扬声器是利用参量阵原理，产生高指向性声频信号的新一代扬声器。
- A small loudspeaker designed to reproduce high-pitched sounds in a high-fidelity audio system. 高频扬声器在高保真度的放声系统中用来产生高频声的小扬声器
- She cast her eyes down to avoid direct eye contact. 她垂下双目以避免对视。
- I'll book you on a direct flight to London. 我将为你预订直飞伦敦的航班。
- The reproductive quality of audio tapes has improved enormously. 录音磁带的复制质量有了很大改进。
- He has chosen the most direct route. 他选取了最直的路线。
- She's very direct, believes in speaking her mind. 她为人直率，喜欢有什么说什么。
- Can you direct me to the shoe department? 请告诉我卖鞋部在哪里。
- Be there a direct train for Beijing to Nanning? 从北京到南宁有直达车吗？
- Having no particular directional characteristics. 无定向的具有无特定方向的特征
- See that direct heat does not play on it. 当心别让它直接受热。
- It's a long way by road the train is more direct. 走公路很远--乘火车近。
- Would you please direct me to the zoo? 请问去动物园怎么走?
- My eyes were blinded by the direct rays of light. 在光线的直射下，我看不清楚东西。
- Her opinions are the direct opposite of mine. 她的意见与我的截然相反。
- One who mixes the audio components of a recording. 混频者把一个录音的音频成分混合起来的人
