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octave band pressure level 倍频带压级,倍频程带声压级
octave band sound pressure level 倍频带声压级
sound band pressure level 频带声压级
band pressure level 频带声压级
Measurement of sound pressure level for sound sign. 海船声号器具的声压级测量。
Subjects in conditioning group were exposed to an octave band of noise(OBN) centered at 0.5kHz,95dB SPL,6 h per day for 10 days. 适应组先在实验室内暴露于强度为95 dB SPL(声压级);中心频率为0.;5 kHz的一个倍频程噪声;连续10 d;每天6 h;
Test results are analyzed in one third octave band spectrums mainly regarding vibration-sensitive instruments and emphasizing on low frequency band. 测试结果的分析主要是针对振动敏感仪器的，在频域内采用1/3倍频程频谱，重点考虑低频段的地面响应。
Calculations for differential pressure level transmitters shall be carried out. 应进行差压液位变送器的计算。
Octave Band BAW Microwave Delay Line 倍频程宽带声体波微波延迟线
Objective To ascertain the relation of blood pressure level with fundus diseases in middle and old-age cuperators. 目的研究中老年人血压水平与眼底病变的关系。
Ultra-low distortion at extreme sound pressure levels. 超低失真的极端声压级。
Usually, the problem is how to reduce the sound pressure level, either at source or on the transmission path. 通常噪声问题的解决办法就是在其声源处或是在其传播途中降低其声压水平。
Objective To investigate and analysis the blood pressure level and its relative factors in Shiyan. 目的观察分析十堰市部分人群血压水平及其相关因素。
frequency band sound pressure level 倍频带声压级
To ascertain the relation of blood pressure level with clinical electrocardiogram(ECG) findings in the elderly of Wenzhou city. 目的 :研究温州市部分老年人的血压 (BP)水平及其与临床心电图 (ecg)类型的关系。
This simple treatment also rationalizes the observed insensitivity of burning rates to chemical factors and pressure level. 这个简单表达式也能解释观测到的燃烧速率对化学因素和压力量级的不敏感性。
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。
INTRACRANIAL SOUND PRESSURE LEVELS DURING IMPULSSE NOISE EXPOSURE Saljo A. 在噪音刺激下颅内声音压力水平。
At only slightly lower pressure levels "low pressure extinction" will occur. 只要压力稍微降低一些，就将发生“低压熄灭”。
He left when the band began to beat out pop music. 乐队一奏起流行音乐他就走了。