average sound absorption coefficient
平均吸声系数,平均吸声率
statistical sound power absorption coefficient
统计声功率吸收系数
Performance of Sound-Absorbing Material Based on Flow Resistivity
基于流阻率的吸声材料声学性能研究
The more the room is filled with absorbent the faster the sound decays.
房间的吸收率越高，声音就衰减得越快。
Code for measurement of sound-absorbing coefficient and specific acoustic impedance of standing-wave meter
驻波管法吸声系数与声阻抗率测量规范
A LABORATORY STUDY OF DEEP OXIDATIVE DESULFURIZATION-ADSORPTION OF DIESEL FUEL WITH ULTRASOUND
功率超声下柴油的深度氧化-吸附脱硫实验研究
sound - absorbing material and sound - absorbingconstruction
吸声材料和吸声结构
Modulation-Free Laser Frequency Locking by AOM Based on Molecular Absorption Line of CH_4
基于甲烷分子吸收线的声光偏频无调制激光频率锁定
Effect of ultrasound-mediated triplex-forming oligonucleotide lipid ultrasonic microbubble on cellular absorption rate of TFO and expression of tissue factor
超声介导TFO脂质超声微泡对TFO的细胞吸收率及组织因子表达的影响
It is concluded from the study that the absorption coefficient depends upon the air voids of asphalt mixture.
发现空隙率尤其是有效空隙率是影响沥青混合料吸声系数的关键因素;
This paper, from the view of sound absorption treatment, control of background noise and reflected sound, ect, analyses the possibility and condition of the compatibility of internal combustion engine running room with the room for determining noise power.
从吸声处理、景噪声、射声控制等方面分析了内燃机试车室与噪声功率测试室兼容的可能性及条件。
To swallow air audibly, as in nervousness.
出声地吸气出声地吸气，如在恐惧中
The gradation of sound absorption property for absorbent products
GB/T16731-1997建筑吸声产品的吸声性能分级
acoustic impedance density
声阻抗密度，声阻抗率
pressure frequency response of microphone
传声器声压频率响应
You can change it into a dead room by adding foam, packing blankets, or commercial frequency absorbers.
你可以通过增加泡沫海棉，添加毛毯或者频率吸音的产品把它变成消声室。
Determination of Sonochemical Reactor Power and Application in Sulfur Dioxide Desorption
声化学反应器功率标定及其在柠檬酸钠溶液中SO_2解吸过程的应用(英文)
Acoustics--Ultrasonic power measurement in the frequency range 0.5～10MHz
GB/T7966-1987声学0.5～10MHz频率范围内超声声功率的测量