| 1. | Special effects : yoon jaehun sound recording : im dongsuk 特效:勇才训录音:任东硕
 
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 | 2. | He developed the first sound recording equipment 而他又改良了声的记录仪。 
 
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 | 3. | Film 16 mm ; saturation level of optical sound records 16mm胶片.有声影像录制品的饱和度
 
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 | 4. | Film 35 mm ; saturation level of optical sound records 35mm胶片.有声影像录制品的饱和度
 
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 | 5. | What before the sound recording should you make 录音前你应该做什么呢? 
 
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 | 6. | Transition from guttural sound to dental sound recorded in documents 的训释与双音合成词的内部语义关系
 
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 | 7. | Film 35 mm ; photografic sound record , track position and slit image 35mm胶片.光声录音磁迹位置与隙缝影像
 
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 | 8. | Film 16 mm ; photographic sound record ; track position and slit image 16mm胶片.光学录音.声带位置和隙缝影象
 
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 | 9. | Magnetic tape sound recording and reproducing systems part 2 : calibration tapes 磁带录音和复制装置.第2部分:校验磁带
 
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 | 10. | Magnetic tape sound recording and reproducing systems . part 2 : calibration tapes 磁带录音和放音系统.第2部分:校准磁带
 
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