| 1. | Determination of sound power levels of noise emitted by metal - cutting machine tools
金属切削机床噪声声功率级的测定 |
| 2. | Method of sound power levels of noise emitted by household sewing machine head
家用缝纫机机头噪声声功率级的测试方法 |
| 3. | The study of worker ' s personality trait due to exposure to high levels of noise
强噪声对作业人群个性特征影响的研究 |
| 4. | Engineering method for the determination of sound power levels of noise sources using sound intensity
根据声音强度测定噪声源声功率级的工程方法 |
| 5. | Acoustics - determination of sound power levels of noise sources - guidelines for the use of basic standards
声学.噪声源声强级的测定.基础标准用指南 |
| 6. | Acoustics - determination of sound power levels of noise sources - guidelines for the use of basic standards
声学.噪声源的声能级的测定.基础标准使用导则 |
| 7. | Acoustics - determination of sound power levels of noise sources using sound pressure - comparison method in situ
声学.声压法测定噪声源的声功率级.现场比较法 |
| 8. | Acoustics - determination of sound power levels of noise sources using sound pressure - comparison method in situ
声学.用声压法测定噪声源的声强级.现场对比法 |
| 9. | Acoustics - determination of sound power levels of noise sources using sound intensity - part 2 : measurement by scanning
声学声强法测定噪声源的声功率级第2部分：扫描测量 |
| 10. | Acoustics - determination of sound power levels of noise sources - precision methods for anechoic and semi - anechoic rooms
声学噪声源声功率级的测定消声室和半消声室精密法 |
