Measurement of sound pressure level for sound signal appliances by seagoing vessel GB/T12303-1990海船声号器具的声压级测量
Test result shows that vibration from exhaust system to floor and sound pressure to driver's right ear on idle running are reduced with the optimized hanger systems. 怠速工况试验表明,优化后的挂钩不仅降低了车内驾驶员右耳侧噪声,而且减小了排气系统传到车身地板的振动。
A stereo effect is achieved through differences in sound pressure level between two microphones. 立体声效果是通过在不同的声压水平之间的两个话筒。
If you have a sound pressure meter, you can take the two readings. 如果你有一个音压的测量器,你可以读到两个数据。
Dipole Source Identification in Last Stage of Propylene Compressor Metal-cutting machine tools& Measurement method of sound pressure level 丙烯压缩机末级偶极子气动声源识别GB/T16769-1997金属切削机床噪声声压级测量方法
Sound intensity measurement-based phase reconstruction of complex sound pressure on holographic surface within a cylindrical cavity 基于声强测量的圆柱内部全息柱面复声压相位重构
There is a remarkably wide range of frequencies and sound pressure levels over which the human ear can detect. 人类耳朵对声音频率和声压级的感应范围很广。
As dear as a Bell equivalent input sound pressure of microphone 声音像钟声一样清晰传声器等效输入声压
Sound calculation method of piston sound source geometric average sound pressure 活塞型声源几何平均声压的声强计算方法
Sound Pressure Level ( SPL) Sound pressure level is a measurement of the pressure fluctuations of a sound wave as it propagates through the air. 声压级别声压级别是表示在空气中传播的声波的起伏压。
It is also designed to withstand high sound pressure levels. 它的设计也能够承受高声压级。
A new method to measure the absorption coefficient based on sound pressure shifting 基于声压移相的测量吸声系数的一种新方法
AQ12 has a true natural performance of its greatest feature is lightweight and has a higher sound pressure level, it needs to meet a lot of small speakers and a small space to meet the occasion. AQ12有着真实自然的表现,其最大的特点就是轻巧而又拥有较高的声压级,恰恰满足了很多需要小巧音箱而满足小空间的场合。
Uncertainty in Measurement on Sound Pressure Level of Horn for Motor Vehicle 机动车用喇叭声压级测量不确定度分析
Higher sound pressure level ( SPL) favored both collision efficiency and agglomeration kernel, so acoustic agglomeration increased in the higher-intensity acoustic field. 声压级增大不仅使团聚核函数增大,也增大了碰撞效率,使高声压级时的团聚更有效。
Finally, as an application of time series analysis, the short-term prediction to the sound pressure oscillation is presented and discussed. 最后,探讨了时序模型的应用-声压波动时序的短期预测。
Combining with the national and foreign related standards, the selection of SPL ( Sound Pressure Level) of sound reinforcement system is discussed in terms of technique and implement. 从技术和实际应用角度,结合国内外相关标准,对扩声系统声压级的设置进行了论述。
Temporal Response Properties of Neurons in Mouse Inferior Colliculus to Instantaneous Sound Pressure of Sound Stimulus Onset 小鼠下丘神经元对声音起始瞬时声压的时间反应特性声长对小鼠下丘神经元声强反应关系的影响
Results The sound pressure is superposed by normal sound wave and higher vibration in phase. 结果声场中声压由多种简正声波和高次同相振动叠加而成。
To sing with trills, runs, or quavers. A-weighted equivalent continuous sound pressure leve 用颤音、连续音等唱A加权等效连续声压级
Metal-cutting machine tools& Measurement method of sound pressure level GB/T16769-1997金属切削机床噪声声压级测量方法
This powerful bass system is capable of delivering high sound pressure levels with very low distortion over sustained periods. 这个强大的低音系统,能够提供非常低的持续时间超过失真高声压级。
The responses of the shell were deduced by using periodic theory, and the radiated sound pressure could be obtained by utilizing the coupling boundary cond. 对流场中一无限长周期环肋圆柱壳受激振动的辐射声压进行了理论和实验研究。
Forecast of Sound Pressure Level of Gear Systems and Fault Diagnosis Based on Acoustics 齿轮系统噪声预估及声诊断方法研究