他的嗓门提得很高，说的话都被他的叫喊声压得听不清了。
His voice was pitched high, the words muffled by his crying.
发言者完全被叫嚷声压住了，教室一片混乱，老师们不得不低声下气。
Speakers have been shouted down, classes disrupted, teachers made to grovel.
内置环形辐射器，超强声压动态低频增益，听。
Built-in loop radiators, super dynamic low-frequency sound pressure.
上述偏差的声音和大气压力下被称为声压水平。
The deviation of sound above and below the atmospheric pressure levels is called Sound Pressure.
她哭了起来，但她马上用手背按住嘴巴，把哭声压了下去。
She sobbed, and quickly pressed the back of her hand against her mouth to cut it off.
最后对其散射远场声压的空间分布特性进行了数值计算。
Finally, the space distribution characteristic of scattered far-field pressure was calculated and plotted numerically.
喷注与鼓泡产生的噪声具有频带宽、声压级较高的特征。
The noise from injection and bubbling has the character of wide frequency band and high noise level.
她没有去接，而是用双手捂住耳朵，发出一声压抑的叫声。
Instead of answering, she puts her hands over her ears and lets out a strangled yell.
因为底鼓的声压和爆发力是非常强的，我极力推荐使用动圈麦。
Because the kick drum sound pressure and transient is strong, I highly recommend a dynamic mic.
声场通过轴向阻抗间断面的声压和声质点速度积分相等计算。
The acoustic field is calculated through the integral equality of acoustic pressure and velocity at the axial impedance discontinuous planes.
在模拟的声压分布的基础上，分析了驻波声场调制气泡的机理。
Based on the distribution of sound pressure, the mechanism for bubble modulation is analyzed.
它是由声压型水听器与振速水听器在结构上组合为一体而构成。
The hydrophone is constructed with a pressure hydrophone and particle velocity hydrophone, and is called combined hydrophone.
通过数值计算，获得稳定平衡半径，以及它与驱动声压的相关性。
By numerical calculation, the steady ambient radius together with its dependency on the driving pressure is obtained.
通过分析聚焦声场的特性，得到了聚焦区附近的瞬时声压表达式。
The expression for instantaneous pressure near the focusing area was obtained by analyzing the characteristic of focusing acoustic field.
为了达到高保真聆听的要求，额定功率应根据最佳聆听声压来确定。
To achieve the requirement of high fidelity listen respectfully, rated power should be pressed according to sound of optimal listen respectfully will decide.
基于心理声学模型的掩蔽特性，可以得出水印被要求的相应的声压级。
Based on the masking properties of the psychoacoustic model, we then derive the required sound pressure level of the watermark.
这以后她转过脸来，又开始她的胡闹；终于，哈里顿发出一声压制的笑声。
Afterwards she turned, and recommenced her nonsense; at last, Hareton uttered a smothered laugh.
通过直管噪声与带消声器的尾管声压级的对比，发现在低频段有一峰值。
We make a comparison in tailpipe noise between straight pipe and muffler, it is seen that there is a sharp peak in low frequent.
不管你用任何一种电容麦，清楚大的声压会损伤电容麦的振膜是非常重要的。
If you use any condenser mic, it is crucial to realize that the sound pressure may hurt the fragile condenser diaphragm.
同时，研究了声压级、停留时间和气溶胶初始浓度等参数对声波团聚的影响。
Besides, the influences of sound pressure level, residence time and initial total number concentration on agglomeration were investigated.
方法：采用水听器作为换能器，通过采集超声信号在空间声场内一点的声压波形。
Methods A hydrophone was used as energy converting equipment to collect wave of acoustic pressure in the field of ultrasound.
在相同的频率和声压级水平下，次声的损伤作用与次声的暴露时间并非呈线性关系。
Under the same frequency and same sound pressure level, the infrasound damage on the brain didn't show linear correlation with the acting time of infrasound.
声压级在相交激波点附近出现剧烈变化，喷管出口处的激波和排气羽流造成强噪声。
The sound pressure level changes acutely in shock intersection, and shocks outside nozzle and exhaust plume cause strong noise.
本文首先提出了客观评价噪声压缩效果的两个指标：残余噪声能量和信号畸变指标。
This paper firstly presents two criteria: residual noise energy and signal distortion criterion to evaluate the degrees of noise suppression and signal distortion.
方法：采用水听器作为换能器，采集超声信号在空间声场焦平面上一点的声压波形。
Method:A hydrophone is used as energy converting equipment to collect waves of acoustic pressure in the field of ultrasonic.
分别采用直接法和模态叠加法，计算声场-结构耦合系统的声压响应水平及其敏度。
The modal frequency response and its sensitivity analysis for the coupled system using the direct method and the eigenmodes.
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。
Higher sound pressure level (SPL) favored both collision efficiency and agglomeration kernel, so acoustic agglomeration increased in the higher-intensity acoustic field.
推导了声速测定实验中合成声场的位移波动方程、声压波动方程以及两者之间的关系。
The equation of displacement wave and sound pressure wave in the sound velocity experiment are derived. And their relation is analyzed.
结果表明基于矢量传感器的算法比基于声压传感器的算法具有更高的频率估计精确度。
The results indicate that ESPRIT algorithm based on vector sensor can obtain higher resolution frequency estimation than that based on pressure hydrophone.
结果表明基于矢量传感器的算法比基于声压传感器的算法具有更高的频率估计精确度。
The results indicate that ESPRIT algorithm based on vector sensor can obtain higher resolution frequency estimation than that based on pressure hydrophone.
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