| 1. | There are also instruments known as noise meters which measure this level directly .
还有一些可以直接测出声强级的仪器，叫做噪声计。 |
| 2. | Pure tones of the same intensity but different frequencies do not necessarily produce sensations of equal loudness .
声强相同而频率不同的纯音，未必产生响度相同的感觉。 |
| 3. | Measurements and its application of acoustic intensity
声强度的测量及其应用 |
| 4. | Application sound intensity method on diesel engine
声强法识别柴油机主要噪声源的应用研究 |
| 5. | The measurement instruments of sound intensity
声强测量仪 |
| 6. | Sound intensity and sound intensity level
声强与声强级 |
| 7. | The average sound intensity in even shallow water with sandy sediment bottom
质海底时均匀浅海中的平均声强 |
| 8. | Virtual sound intensity analyzer
虚拟式声强分析仪 |
| 9. | En 60825 - 1 a1 - 1999
噪声;声学测量;声强;声源;声学 |
| 10. | Calibration of bi - hydrophone used in acoustic intensity measurement system
声强测量系统用双水听器的校准方法研究 |
