声压级及声功率级的测量和计算。
Measurement and calculation of sound pressure level and sound power level.
重量很大把金属杆啪的一声压成两截了。
鱼的重量很大，把鱼竿啪的一声压成两截了。
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.
一个可以对付大声压级的动圈麦克是通常的选择。
A dynamic mic, which can handle loud sound pressure levels, is the typical choice.
并给出了模型表面压力随声压级及频率变化的规律。
Regularities of pressure on surface with sound pressure level and frequency are also given.
主要目标是，以确保最高质量的语音清晰度和声压级。
The primary goal was to insure the highest quality Speech Intelligibility and Sound Pressure levels.
推导出了此类换能器的远场指向性和近场声压的表达式。
The eXpression of directivity of far field and near field was derived.
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.
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.
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.
下一个发言者力图让人们听他讲话，但被人群的吼叫声压了下去。
The next speaker tried to make himself heard, but the crowd roared him down.
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.
接下去的发言者试图让人们听他讲话，但被人群的吼叫声压了下去。
The next speaker tried to make himself heard, but the crowd roared him down.
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.
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.
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.
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